Branches of a bronchus are known as ____
a. larynx
b. bronchi
c. bronchioles
d. trachea
e. pharynx
ANSWER: c
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Thyroid hormone is to amphibian metamorphosis as ________ is to insect molting.
A. estogen B. aldosterone C. ecdysone D. cortisol E. butterfly peptide
Gene flow
a. has a homogenizing influence on a population. b. speeds up the divergence of two populations. c. increases the genetic variation between populations. d. is promoted by isolating mechanisms. e. promotes inbreeding
Hormonal regulation of digestive functions is an example of the interaction between the digestive
system and which other system? a. nervous b. reproductive c. cardiovascular d. integumentary e. endocrine
The thermal death time is the time needed to kill all the bacteria in a particular culture at a certain temperature
Indicate whether the statement is true or false