To act as a catalyst in chem reactions
Answer:
The correct answers are A and B.
Explanation:
Pleiotropy is defined as "when a single gene affects two or more phenotypic characteristic of an organism.". Phenotypic refers to the traits that can be physically observed or measured in an organism, for example height, hair color etc. So the examples of pleiotropy in the given options are in A and B which describe situations where one gene affects two or more phenotypic traits.
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Answer:
The first source is less credible
Explanation:
The first source is less credible because it is from wikipedia and it is an html. Most trusted sources are edu, .org, etc.
The sex of mammals is determined by b. the type of sex chromosomes received. A mammal who receives XX is female. A mammal who receives XY is male. Any other combination of sex chromosomes is typically a genetic disorder.
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The answer is <span> a strong nuclear force between an atom’s protons and neutrons holds together the atom’s nucleus.
Electromagnetic forces are the cause why like charges repel and vice versa, why unlike charges attract. For an atom's protons to hold together and not to fly apart, there must be a force that is stronger than the electromagnetic force. Therefore, the </span><span>strong nuclear force between an atom’s protons and neutrons holds together the atom’s nucleus. </span>
