Which is one advantage of external fertilization?

a) the offspring are genetically identical to the parents.
b) more eggs can be fertilized at one time.
c) more sperm can be released at one time.
d) more protection is available for developing zygotes.

When does dna replication(make a copy of itself)?

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

How does the carbon cycle involve an exchange of carbon