If a pollen tube does not grow from the pollen grain during gymnosperm reproduction, which of the following would be the most likely outcome?
a. the pollen will only be able to fertilize eggs inside the same cones
b. the pollen will not be able to reach eggs inside the female cones
c. the pollen will then require an moist environment to swim the egg
d. the pollen would instead be dispersed to female cones by wind

Which best describes a rhinovirus? o a. a virus that causes a common cold o b. a protective shell around a virus o c. a tube the comes off a virus o d. a piece of dna transferred by a virus

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Which term most precisely describes the cellular process of breaking down large molecules into smaller ones? a) catalysis b) metabolism c) anabolism d) dehydration e) catabolism