Oxygen crosses a plasma membrane
A) by osmosis.
B) through simple diffusion.
C) with the help of a nonspecific transporter.
D) through facilitated diffusion.
E) through porins.
B
Biology & Microbiology
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The Cretaceous ended _____ million years ago
Fill in the blank(s) with correct word
Biology & Microbiology
The reduction of NAD+ to NADH occurs both in the ________ and in the ________ of the ________
Fill in the blank with correct word.
Biology & Microbiology
Moths that can evade a bat's echolocation have ________ that increase their likelihood of survival and reproduction.
A. mutations B. adaptations C. fitness D. selection E. genes
Biology & Microbiology
Ample evidence suggests that all animals respond to their environment through instinct and simple innately programmed learning and do not display cognitive behavior.
Answer the following statement true (T) or false (F)
Biology & Microbiology