True, meristem cells are undifferentiated
Answer:
The building blocks of proteins are<u> </u><u>amino acids</u>, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain
I believe the answer is B because the egg becomes fertilized by the sperm inside the body.
The jet stream flows west to east
Human Immunodeficiency Virus -- this is HIV, the virus that causes AIDS.
Flu viruses. There are lots of different strains of flu virus, which is why new vaccines have to be made every year.
Cold virus. The common cold is caused by a virus.
