Traits that are more sensitive to environmental stimuli would have

A) more phenotypic plasticity.
B) a higher chance of mutation.
C) more genetic polymorphisms.
D) fewer loci that control them.

To arrive at a conclusion based upon observations, scientists use _____.

A) inductive reasoning
B) deductive reasoning
C) subjective reasoning
D) logical intuition
E) biased methods

Which bronchi lead to the individual lobes of each lung?

A) primary bronchi
B) tertiary bronchi
C) secondary bronchi
D) none of the above

A mature ovule includes the embryo sporophyte, its reserves of food, and the seed coat. This is collectively called the ____.

A) fruit
B) seed
C) spore
D) endosperm
E) ovary