The receptor cells affected by light rays contain molecules called
A) ganglia.
B) photopigments.
C) ampullae.
D) ommatidia.
E) mechanoreceptors.
B
Biology & Microbiology
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This is a nucleotide containing molecule that is commonly used to carry electrons in the cell
A. ADP B. ATP C. NAD+ D. pyruvic acid
Biology & Microbiology
Which type of interaction is not antagonistic?
A. parasitism B. commensalism C. competition D. predation E. amensalism
Biology & Microbiology
An embryo sporophyte surrounded by nutritive tissue and a tough, protective outer coating makes up a(n) ____
a. pollen grain b. spore c. ovule d. seed e. strobilus
Biology & Microbiology
The response to selection, R, is equal to
A) the heritability (h2) of a trait. B) the strength (S) of selection. C) the difference between h2 and S. D) S/h2. E) h2S.
Biology & Microbiology