In all multi-celled fungi, reproduction begins
with
a. fusion of male and female gametes.
b. budding from diploid fruiting structures.
c. hyphal fragmentation.
d. fusion of gametophytes.
e. fusion of haploid hyphae
E
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Suppose that a mistake made during DNA replication in a cell is not corrected, but instead the
mutation remains in the single strand where it occurred. Then suppose that after the cell divides both daughter cells survive, and those cells then go on to have DNA replication and ultimately cell division. There are now four cells where there once was one cell. Assuming that the mistake was never corrected and that no new uncorrected mistakes occurred, how many of the four cells will have the mutation in their DNA?
a. none b. one c. two d. three e. four
Symptoms of heat exhaustion include all of the following except ________
a. impaired judgment b. sweating c. release of toxins into the blood d. dizziness
The primary difference between simple and facilitated diffusion is that facilitated diffusion requires a membrane protein to act as a channel or carrier for a substance while simple diffusion means substances can slip through the lipid bilayer without a channel or carrier being needed.
a. true b. false
As the endosperm matures it swells and eventually becomes the fruit.
Answer the following statement true (T) or false (F)