A species of plants has a dominant gene for a tall stem and a recessive gene for a dwarf stem. How do the plant's genes and its
environment influence its height? A. Genes and environment are both major influences.
B. Genes and environment are both minor influences.
C. Environment influences the height, but genes do not.
D. Genes influences the height, but environment does not.
Rationale: A
sweet potato is equivalent to a serving of bread. One cup of skim or nonfat
milk is a serving of milk. A slice of avocado is equivalent to a serving of
fat. One teaspoon of mayonnaise is equivalent to a serving of fat.
