Coating of mucus( gastric mucosal barrier) protects the stomach from its acid
Viruses aren’t normally considered organisms
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-The mutation could make it easier for an organism to obtain food.
-yes, a correct anwer!
-The mutation could make an organism need more food.
-no, this would make it harder for the organism to survive
-The mutation could improve the organism's sight.
-yes! better sight means more information, which is beneficial
- The mutation could let the organism run faster.
-running faster means advantage over pray and predator - also a correct answer
so all are correct except on the second one.
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Answer:
A condition necessary for evolution to occur is that a parent plant produces more offspring than can normally survive. ... A condition necessary for evolution to occur is that the traits of the "fittest" phenotypes that survive are inherited by the successful progeny. The offspring must tend to resemble their parents.
Explanation:
I think you're talking about histones. Histones are proteins found in eukayotic cell nuclei. Histones are what DNA wrap around so it fits inside the nucleus and helps with the formation of chromosomes.