Answer: I think it's c im sorry if it's wrong
Explanation: I took the test on Monday
Answer:
A dolphin's flipper, a bird's wing, a cat's leg, and a human arm are considered homologous structures. ... Bats, whales, and many other animals have very similar homologous structures, demonstrating that these creatures all had a common ancestor
Just don't worry about the human part
hope this helps
Answer:
True
Explanation:
Every cell has got different sets of genes. Although they do have the same exact DNA. The set of genes expressed in a cell determines the set of proteins and functional RNAs it contains, giving it its unique properties.
A change in allele frequencies.
Answer: The correct answer is macrophages
Explanation:
Macrophages are examples of phagocytes, and they engulfs pathogens (disease-causing organisms such as viruses, bacteria) by pulling them into their vacuoles and digesting them completely.
Macrophages, and Other like T-cells, B lymphocytes and natural killer cells all help in the BODY DEFENCE. But unlike macrophage, others exert their function through a different mechanism.