Answer:
Females have two copies of the X chromosome, while males have one X and one Y chromosome. The 22 autosomes are numbered by size. The other two chromosomes, X and Y, are the sex chromosomes. This picture of the human chromosomes lined up in pairs is called a karyotype.
Explanation:
Answer:
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Explanation:
The most abundant protein is dead epidermal structures such as hair and melanin.
Answer:
membrane
Explanation:
active transport pumps molecules and ions against their membrane gradient using atp. I think this is the right answer
