Use the diagram below to answer the question. Rt
Rt
rt
rt
RrTt
RrTL
rrTt
rrTt
IT rt
Rrtt
Rrtt
itt
ritt
rT
RrTt
RrTt
rrTt
rrTt
rt
Rrtt
Rrtt
ritt
rett
How many different phenotypes are the offspring expected to show?
2
8
16

Why do you think water is so important to living things

1. fold your hands together so your thumbs cross over ,and look at your thumbs. which thumb feels most "comfortable" on top is actually controlled by a gene. the left thumb folding over the right thumb is a domi

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed