The sequence of amino acids is the ____ structure of proteins
a. primary
b. secondary
c. tertiary
d. quaternary
e. stereo
a
You might also like to view...
How would a terrestrial centipede most likely benefit from the ability to close its spiracles? Closing spiracles would _____
A) allow the centipede to move more quickly B) allow the centipede to retain more moisture in its tissues C) allow the centipede to stay warmer D) allow more oxygen from the environment to reach the centipede's tissues E) not benefit the centipede at all
Macroscopic fossils of organisms thought to be animals first appeared in rocks deposited around _____ million years ago
A. 575 B. 542 C. 420 D. 360 E. 100
Amniocentesis collects cells from the fluid surrounding the fetus in order to prepare a(n) ____________________
Fill in the blank(s) with correct word
Egg cells are fertilized in the
A. cervix. B. vagina. C. ovary. D. oviduct.