Genetic variation is when there are many offspring with different genetics, therefore some offspring might be able to adapt due to its genetics
Answer: A. virus strains multiplied in cell cultures
Answer:
The main difference between cardiac skeletal and smooth muscle is that cardiac muscles perform involuntary muscular movements of the heart, aiding the heart to pump blood throughout the body, while skeletal muscles perform a voluntary muscular movements of bones, aiding physical movements of the body such as walking, running, and writing.
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Answer:
Explanation:
"Primase is an enzyme that synthesizes RNA sequences called primers. primase produces RNA molecules, the enzyme is a type of RNA polymerase."
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Protons have a positive charge. The number of protons in a nucleus determines the identity of the atom (element) and this number is called the atomic number.
D. Proton
