Which observation could lead to the conclusion that an object is abiotic?
a. It passes on hereditary material through asexual reproduction.
b. It maintains homeostasis
c. It cannot perform metabolic processes.
d. It is composed of a cell.
Answers
Answer:
c
Explanation:
Related Questions
How are variations in adaptation similar? how are they different?
Answers
Answer:
They're similar since they're changing overtime to adapt to their circumstances, but they're different since some changes can be unnoticeable like diets or behaviors but others can be physical changes that change how they appear overtime
The difference between individual cells or organisms that results from genetic and environmental causes is referred to as variety.
What are variations in adaptation?The term "adaptation," on the other hand, refers to any ability or trait that enables an organism to become more successful and well-suited to its current environment.
Physical or behavioral characteristics that help an organism fit in with its surroundings are called adaptations. Random mutations result in heritable variation. New heritable features are first caused by random mutations.
Although the variance may already exist in the population, it frequently results from a mutation a chance alteration in an organism's genes in its genetic makeup.
Therefore, the difference between individual cells or organisms that results from genetic and environmental causes is referred to as variety.
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Help please
Luminosity is the amount of energy emitted by a star each second. Stars radiate light over a broad range of frequencies in the electromagnetic spectrum, from the low energy radio waves to high energy gamma rays. The luminosity of a star depends on two factors:
A) age and surface area.
B) surface area and temperature.
C) gravity and distance from Earth.
D) distance from Earth and temperature.
Answers
Answer:
b
Explanation:
This process removes hunks of DNA and replaces them with new ones to help people
Answers
Answer:
Gene editing
Explanation:
Hope this helped! MARK BRAINLEST!!
Which statement best explains the students'
predictions shown in the Product vs. Time graph?
PLEASE HELP
Answers
Answer:
I believe this answer would be C. It looks fairly stable so it should remain that way over time.
Explanation:
HYDROPONICS QUESTION PLEASE HELP, I GIVE BRAINLY!! IT's DUE TODAY
A student has a rose plant that is shorter than normal. Upon close examination, they find small aphids on the new shoots:
The student starts using fertilizers and observes a small improvement. Explain why
Answers
The presence of aphids on a rose plant can cause damage to the plant by sucking sap from the new shoots, which can weaken the plant and make it shorter than normal. The damage caused by the aphids can also lead to a reduction in the number of new shoots that grow, which can further contribute to the stunted growth of the plant.
When the student starts using fertilizers, the plant receives an adequate supply of nutrients that it needs to grow and develop properly. This can help to improve the overall health of the plant, which in turn can help it to recover from the damage caused by the aphids. Fertilizers provide essential nutrients such as nitrogen, phosphorus, and potassium that help in the growth and development of the plant.
Additionally, fertilizers can help to improve the soil quality, which can lead to better nutrient absorption by the plant. This can further enhance the plant's ability to recover from damage caused by aphids or any other stressors.
It's important to note that while fertilizers can help improve the growth of a plant, they may not necessarily eliminate the aphids. It's recommended to use an insecticide or other pest control measures to get rid of the aphids in order to protect the plant and promote healthy growth.
Pluto dwells on the inner edge of the
A. Oort Cloud
B. Main asteroid belt
C. Kuiper belt
Answers
Which is the last structure to contact sperm before it leaves the body?
penis
sperm duct
testes
urinary bladder
Answers
Answer:
A is correct
Explanation:
Urinary bladder is the last structure to contact sperm before it leaves the body.
What are the functions of urinary bladder?The urinary bladder, or simply bladder, is a hollow organ in humans and other vertebrates that stores urine from the kidneys before disposal by urination. In humans the bladder is a distensible organ that sits on the pelvic floor.
The urine formed by the nephrons of the kidneys is transported to the urinary bladder for storage before it gets expelled through the urethra. The urinary bladder is a sac that serves as a reservoir for urine.
The urinary bladder is a temporary storage reservoir for urine. It is located in the pelvic cavity, posterior to the symphysis pubis, and below the parietal peritoneum. The size and shape of the urinary bladder varies with the amount of urine it contains and with the pressure.
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Eukaryotes can be single-celled, but are usually multicellular. Prokaryotes, however, can only be single-celled. Which statement explains another difference between prokaryotes and eukaryotes?
a
All eukaryotes reproduce sexually, while prokaryotes reproduce asexually.
b
All eukaryotes have more than one million base pairs, while prokaryotes have fewer.
c
All eukaryotes undergo cellular respiration, while prokaryotes undergo photosynthesis.
d
All eukaryotes have a nuclei that is enclose their DNA, while prokaryotes have their DNA free-floating in the cytoplasm.
Answers
The statement that explains the difference between prokaryotes and eukaryotes is ; ( D ) All eukaryotes have a nuclei that is enclose their DNA, while prokaryotes have their DNA free-floating in the cytoplasm.
The major difference between prokaryotic cells and eukaryotic cells is the presence of membrane bound nucleus found in eukaryotic cells while absent in prokaryotic cells.
Some prokaryotes undergo photosynthesis and not all while eukaryotes can reproduce sexually and asexually as well as prokaryotes. The DNA found in a eukaryotes are situated in the nucleus which is the control center in a cell given that prokaryotes have no nucleus their DNA float freely in its cytoplasm .
Hence we can conclude that the difference between Prokaryotes and eukaryotes is that All eukaryotes have a nuclei that is enclose their DNA, while prokaryotes have their DNA free-floating in the cytoplasm.
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Which way will the water move?
A) out of the cell
B) it won’t move at all
C) into the cell
Answers
What is a open system ?
Answers
Answer:
An open system is a system that has external interactions. Such interactions can take the form of information, energy, or material transfers into or out of the system boundary, depending on the discipline which defines the concept
Explanation:
Answer
An open system is a system that exchanges mass and energy with its surroundings or environment.
Explanation:
IN BIOLOGY,
A cell works as an open system i.e it takes in substances needed for its metabolic activities through its cell membrane. Then it performs the metabolic processes assigned to it. Products and by-products are formed in metabolism. Cell either utilizes the products or transports them to other cells. The by-products are either stored or are excreted out of cell.
A species of ancestral short-legged shorebirds exists. Within the population of birds living on a specific shoreline, there is a range of leg lengths. Some birds have legs that are a little bit shorter than average, while some birds have legs that are a little bit longer than the average leg length. Leg length is an inherited trait. Increased annual temperatures resulted in shallow shoreline waters and restricted food supplies. Competition for food among the birds increased. The birds with slightly longer legs could wade out into deeper water to find food. The longer-legged birds lived longer, were healthier, and therefore more had chicks each year. The birds with the shortest legs did not survive.
After several generations, the shoreline waters have remained shallow. What prediction would you make about the bird population in the area?
Responses
A Within the population, the range of leg length has remained constant over time.
B The increase in long-legged birds led to increased competition and the number of birds dropped dramatically.
C Within the population, the average leg length has increased over time.
Within the population, the average leg length has increased over time.
D According to Darwin, variation exists so we would expect a variety of leg lengths in the population.
Answers
Due to the selection pressure favoring longer-legged birds, their increased survival and reproductive success would lead to a higher proportion of individuals with longer legs in the population, resulting in an increase in the average leg length over several generations. So, option C is the right choice.
The scenario describes a situation where increased annual temperatures have resulted in shallow shoreline waters and restricted food supplies, leading to increased competition among the birds. In this context, the birds with slightly longer legs have a survival advantage as they can access deeper water to find food. These longer-legged birds live longer, are healthier, and have more offspring each year, while the birds with shorter legs struggle to survive and reproduce.
Over several generations, this selective pressure favoring longer legs would result in a higher proportion of individuals with longer legs in the population. As longer-legged birds are more successful in terms of survival and reproduction, their genes for longer legs would be passed on to future generations at a higher rate. Consequently, the average leg length of the bird population would increase over time as the genetic trait for longer legs becomes more prevalent.
Therefore, the prediction would be that within the population, the average leg length has increased over time.
The right answer is option C. Within the population, the average leg length has increased over time.Within the population, the average leg length has increased over time.
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Vocabulary Matching
Answers
Ecosystem, specialist species, niche, habitat, nonnative species, generalist species, extinction, Keystone species, indicator species, natural selection
An organism's home is known as its habitat, and its function in its environment is known as its niche. While niche focuses on how the creature effects the environment, habitat focuses on how the environment impacts the organism.
What about species?A group of things that share the same kind and name: kind. A group of related organisms with the capacity to bear viable offspring that falls below the genus level and is designated by a two-part scientific name. A group of plants or animals that may reproduce together and have similar characteristics is referred to as a species.A collection of people with similar traits who can interbreed to create fruitful offspring is how species are frequently defined. Alpaca - Vicugna pacos are two examples. A group of creatures that can naturally reproduce with one another and generate viable progeny is sometimes referred to as a species. However, classifying a species can be challenging and even contentious. The billions of people on the planet now are all members of the same species, Homo sapiens. Human beings differ among themselves, just like other species do, in terms of everything from size and shape to skin tone and eye color. The two-part name that Linnaeus invented is still used today and is currently presented in either Latin or Greek. It was originally used for plants and then later for animals. The first identifies the larger group, known as a genus, to which the plant belongs, while the second refers to the plant itself as a species.Learn more about species here:
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using a genetic code chart and the mRNA codons provided in the table below, fill in the appropriate amino acids in the BLANK boxes.
Answers
Answer: easy
Explanation:
You identify a CAP protein mutant that is unable to bind cAMP. How will this mutant affect transcription of the lac operon
Answers
If a CAP protein mutant is unable to bind cAMP, it will not be able to bind to the DNA near the lac operon promoter, which will result in a decrease in transcription of the lac operon. This is because the binding of cAMP to CAP is necessary for the CAP protein to bind to DNA.
In the absence of cAMP-bound CAP, RNA polymerase will still be able to bind to the lac operon promoter, but at a reduced rate. This is because the binding of cAMP-bound CAP helps to stabilize the RNA polymerase-promoter complex and increase the rate of transcription initiation.
The lac operon is a gene regulatory system found in bacteria, which controls the expression of genes involved in lactose metabolism. The system is regulated by a protein called the catabolite activator protein (CAP), which binds to the DNA near the lac operon promoter and helps RNA polymerase bind to the promoter to initiate transcription.
Overall, the loss of CAP-cAMP binding will result in a decrease in the rate of transcription of the lac operon, which may affect the ability of the bacterium to efficiently metabolize lactose as a carbon source.
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1. Both plant and animal cells have this part but it looks different in each.
A. Chloroplasts
B. Vacuole
C. Prokaryotes
1. Found only in a plant cell, and his is what the plant uses for photosynthesis
A. Chloroplast
B. Vacuole
C. Lysosome
3. Found in animal cells, these break down the foods and wastes from the cell.
A. Chloroplasts
B. Vacuoles
C. Lysosomes
D. Nucleus
4. Supportive structure that animal cells don’t have, but all plant cells (and some bacteria, fungus) have.
A. Chloroplast
B. Lysosome
C. Cell wall
D. Prokaryotes
Answers
The term "Eukaryotic cells" refers to cells that are both animal and plant-based and have a "true nucleus."
Differences between animal cells and plant cells.Animals and plants are both classified as multicellular organisms, or entities made up of more than one cell, according to the current biological categorization. In a multicellular organism, various cell types specialise in distinct tasks.
For instance, heart muscle cells pump blood throughout the body, whereas intestinal cells take nutrients into the bloodstream from the gut lumen. Several cells come together to form a particular kind of "tissue." As a "organ," one or more tissues function in concert. A "system" is created when multiple organs work together to carry out a certain physiological function.
Chloroplasts - Since photosynthesis is how plants make energy from sunlight, they are considered autotrophs. The chloroplasts, an organelle, are necessary for this function. Chloroplasts are not found in animal cells. Cellular respiration is the mechanism through which food (glucose) is converted into energy in animal cells. In both plant and animal cells, mitochondria are where cellular respiration takes place.Vacuoles - Plant cells have one enormous central vacuole that can take up to 90% of the cell volume as opposed to animal cells, which have one or more tiny vacuoles. In plants, vacuoles have two purposes: to store water and keep the cell turgid. Plants' vacuoles occasionally also break down cellular waste products like lysosomes. Prokaryotes- Prokaryotes are organisms with a single prokaryotic cell, making them unicellular. Simple cells known as prokaryotic cells lack a proper nucleus and other cell components. The two domains of life that are prokaryotes are bacteria and archaea.To learn more about Prokaryotes refer https://brainly.com/question/8373942
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The overall change of the atom is blank because the charges of the electrons and protons have canceled each other out
Answers
Answer:
Neutral.
Explanation:
When an atom has an equal number of electrons and protons, it has an equal number of negative electric charges (the electrons) and positive electric charges (the protons). The total electric charge of the atom is therefore zero and the atom is said to be neutral.
Which of the following hormones acts on target cells via a second-messenger system?
A. Thyroid hormone
B. Aldosterone
C. Cortisol
D. Epinephrine
Answers
Correct option is D, Epinephrine, or adrenaline, is a hormone produced by the adrenal gland. It acts on target cells by binding to adrenergic receptors present on the cell surface.
Upon binding, epinephrine triggers a cascade of intracellular signaling events through a second-messenger system.
Second messengers are small molecules that relay signals from cell surface receptors to intracellular proteins. They facilitate the transmission of signals within the cell, ensuring rapid and efficient communication.
Two well-known second-messenger systems are the cyclic AMP (cAMP) system and the phosphatidylinositol bisphosphate system.
In the case of epinephrine, it binds to adrenergic receptors on target cells, activating the G protein-linked receptor system. This activation leads to the production of cyclic AMP as a second messenger molecule.
Cyclic AMP then initiates various intracellular responses, such as the breakdown of glycogen and the release of glucose into the bloodstream.
Therefore, epinephrine acts on target cells via a second-messenger system, specifically the cAMP system.
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what occurs in arteries that results in the disease called atherosclerosis?
Answers
Answer:
Atherosclerosis is a specific type of arteriosclerosis.
Atherosclerosis is the buildup of fats, cholesterol and other substances in and on the artery walls. This buildup is called plaque. The plaque can cause arteries to narrow, blocking blood flow. The plaque can also burst, leading to a blood clot.
Although atherosclerosis is often considered a heart problem, it can affect arteries anywhere in the body. Atherosclerosis can be treated. Healthy lifestyle habits can help prevent atherosclerosis.
Explanation:
Explain how a protein is made from start to finish and why each step is important?
Answers
during sleep, memories stored in the ________ are moved to permanent storage in areas of the cortex.
Answers
During sleep, memories stored in the hippocampus are moved to permanent storage in areas of the cortex.
During sleep, a process known as memory consolidation takes place, where memories are transferred from temporary storage sites, such as the hippocampus, to more permanent storage sites in the cortex of the brain.
The hippocampus is a region of the brain that plays a crucial role in the formation of new memories. It acts as a temporary storage site where memories are initially encoded and held.
However, the capacity of the hippocampus is limited, and it is not ideal for long-term storage of memories.
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4) A "black light" uses _______ radiation to make some objects glow.
5) How does a prism separate white light into the different colors that compose it?
Answers
Answer:
4 Black light uses Ultraviolet light
5 As light passes through a prism, it is bent, or refracted, by the angles and plane faces of the prism and each wavelength of light is refracted by a slightly different amount. ... As a result, all of the colors in the white light of the sun separate into the individual bands of color characteristic of a rainbow.
Answer:
ultra violet light
What is a horizontal above-ground stem that produces new daughter plants asexually?A) Aboveground stemB) Aboveground rootC) StolonD) Bud
Answers
EXPLANATION/ANSWER:
The modified stem that produces a daughter plant from the choices given is the (c) Stolon. An example of a plant that has a stolon is the strawberry.
pleeaasee help me its about plants and i dont know how do itttt
Answers
Petunia = perennial
Fescue grass = perennial
carrots = biennial
sweet corn = annual
tomato = annual
blueberry = perennial
cabbage = biennial
zinnia = annual
sugar maple = ??
blue spruce = annual
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What structure is similar to the endoplasmic reticulum.
Answers
Answer:
The sarcoplasmic reticulum ( SR) is a membrane -bound structure found within muscle cells that is similar to the smooth endoplasmic reticulum in other cells. The main function of the SR is to store calcium ions (Ca 2+ ).
Explanation:
What macromolecule is produced during translation?
O A. Carbohydrate
O B. RNA
O C. Protein
O D. DNA
Answers
Protein
It’s on ape x
The isoelectric point (pl) of an amino acid is defined as the pH at which the amino acid does not migrate in an electric field or the pH at which an amino acid bears no net charge. True False
Answers
The given statement "The isoelectric point (pl) of an amino acid is defined as the pH at which the amino acid does not migrate in an electric field or the pH at which an amino acid bears no net charge." is True because the isoelectric point (pI) of an amino acid refers to the specific pH value at which the amino acid carries no net charge.
The isoelectric point (pI) of an amino acid represents the pH at which the amino acid molecule has an equal number of positive and negative charges, resulting in a net zero charge. The pI value is significant in understanding the behavior of amino acids in different environments, such as in solution or during protein folding.
At a pH below the pI, the amino acid will have a net positive charge, as the carboxyl group (COOH) will lose a hydrogen ion and become negatively charged, while the amino group (NH2) will remain positively charged. Conversely, at a pH above the pI, the amino acid will have a net negative charge, as the amino group will lose a hydrogen ion and become positively charged, while the carboxyl group will remain negatively charged.
The pI of an amino acid is determined by the specific chemical properties of its functional groups and side chains, which can vary among different amino acids. For example, an amino acid with a basic side chain, such as lysine, will have a higher pI value compared to an amino acid with an acidic side chain, such as aspartic acid. Overall, the determination of an amino acid's pI is essential for understanding its behavior and interactions in biological systems, particularly in the formation and stability of proteins.
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For a trait that is X-linked, recessive, and controlled by complete dominance, an individual with the genotype XnXn (little n, little n) would be represented in a pedigree as a (an)
Answers
For a trait that is X-linked, recessive, and controlled by complete dominance, an individual with the genotype XnXn (little n, little n) would be represented in a pedigree as an open square.
What is an X-linked trait?An X-linked trait is any phenotypic feature controlled by one or more genes located on the X chromosomes (it is a sex chromosome).
Moreover, a character that exhibits complete dominance is associated with an allele that completely masks the expression of the recessive allele in heterozygous organisms.
In conclusion, for a trait that is X-linked, recessive, and controlled by complete dominance, an individual with the genotype XnXn (little n, little n) would be represented in a pedigree as an open square.
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The photo shows some giraffes. Which item is part of the giraffes'
community?
A. Sunlight
B. Air
C. Water
D. Trees
Answers
Answer:
I'd say trees but I'm not sure
The given picture of giraffes with trees shows that tress is a part of the community of giraffe since it provide food and shed to the giraffe. So, option D is correct.
Populations of different species like plants, animals, bacteria, and fungi, that live in one place are referred to as communities.
other given options like sunlight, air, and water are all important part of life, but it is not a part of community.
Since the trees provide food and shelter to the giraffes community so, it is a part of their community.
Therefore, option D is correct.
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n the picture below, what are biotic factors?
Answers
When dissolved in water, CO, creates carbonic acid which exists as dissociated ions, hydrogen
ion (H*) and carbonate (CO2) after some time.
H₂CO,
2H+ + CO²
If more carbonic acid (H₂CO₂) is added to the system, what direction will the equation shift?
Why?
Answers
If we add more carbonic acid then the equilibrium position would shift to the right
What is the direction of the equilibrium shift?A chemical reaction at equilibrium shifts to the right to offset the change when additional reactants are added. Le Chatelier's principle, which holds that an equilibrium system will respond to a change by moving in a direction that minimizes the influence of that change, governs this movement.
We are adding more carbonic acid which is a reactant thus the equilibrium would shift to the right.
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