Food chains and webs not only describe the order organisms are eaten, but they also describe the
a. flow of energy in an ecosystem.
b. importance of the ecosystem.
c. health of the ecosystem.
d. animals that are all related.

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.

The transport tubes for food coming down the plants are called?

What’s the student’s scientific question