How does energy usually flow in ecosystems?
a. from producers through the sun to consumers
b. from consumers through the sun to producers
c. from the sun through consumers to producers
d. from the sun through producers to consumers

What food can provide the body with a quick source of the energy needed to carry out cell functions (a) whole grain bread (b) ground hamburger (c) vegetable oil (d) whole milk

The allele for curly hair is incompletely dominant. if a mother is homozygous for curly hair and the father is homozygous for straight hair, what percentage of the offspring will exhibit characteristics of both parents? 25 percent 50 percent 75 percent 100 percent

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?