Two populations have very similar birth rates and death rates, but the change in the growth of the populations is quite different. What other factors might account for the difference?(Check all that apply.)A) Age structureB) Primary food sourceC) Generation timeD) ImmigrationE) Sex ratio
What will be an ideal response?
A, C, D, E
Biology & Microbiology
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Mitochondria are much larger than bacteria
1.True 2.False
Biology & Microbiology
The plant genus Pinus reaches optimal growth when it grows with the fungal genus Suillusis. The ________ of the fungus give Pinus water and mineral nutrients, while Pinus gives the fungus sugars and organic macromolecules. Pinus and Suillusis have a
________ relationship. A) hyphae; symbiotic B) spores; symbiotic C) chitin; eukaryotic D) fruit; endothermic
Biology & Microbiology
What percentage of what we perceive as taste is due to smell?
A. 80-90% B. 40-50% C. 10-20% D. 100% E. 0%
Biology & Microbiology
The cornea is part of the
a. sclera. b. choroid. c. retina. d. lens.
Biology & Microbiology