Answer:
1c) Both parents carried the trait for white feathers.
2b) Mutation
3b) 25 percent MM, 50 percent Mm, and 25 percent mm
S phase
M phase (mitosis) is usually followed by cytokinesis. S phase is the period during which DNA replication occurs. The cell grows (more...) The duration of these cell cycle phases varies considerably in different kinds of cells.
A baby's immune system is not fully developed until he/she is about six months-old. In the meantime, pregnant mothers pass immunoglobulin antibodies from their bloodstream, through the placenta, and to the fetus. These antibodies are an essential part of the fetus's immune system. They identify and bind to harmful substances, such as bacteria, viruses, and fungi that enter the body. This triggers other immune cells to destroy the foreign substance.
Answer:
most likely d, she's a chemist so she works with chemicals and substances akin to them
Answer:
Pretty sure they're both A.