Which of the following substances can easily diffuse across the lipid bilayer of the cell membrane? (Circle ALL that apply.)


Answer:

a. H20
b. K+
c. O2
d. CO2
e. hydrocarbons
f. glucose
g. ATP
C,D,E*

Biology & Microbiology

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Which of the following are characteristics of self-compatible plants?

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Changes in technology change the economic geography of a region

Indicate whether this statement is true or false.

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Which of the following is an example of interference competition? a. Deer and blue jays eating acorns

b. Bluegill and catfish both eat worms. c. Maggots decomposing a rotting apple before the bacteria can decompose it. d. Hyenas chasing a lion away from the zebra carcass. e. A dove nesting in a pine tree while a blue jay nests in an oak tree.

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If the allele for inflated pea pods (I) is dominant to the allele for constricted pods (i), then the cross Ii xii is expected to produce

A) 3/4 with constricted and 1/4 with inflated pods. B) all peas with inflated pods. C) 3/4 with inflated and 1/4 with constricted pods. D) half with inflated and half with constricted pods. E) all peas with constricted pods.

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