Which of the following are possible reasons for the high level of angiosperm diversity?

A. Animal pollinators will often find rare
individuals, facilitating reproduction.
B. Wind dispersal favors rare species,
whereas insects are able to find common
species.


A

Biology & Microbiology

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You have type A blood (genotype IAi). Who can you donate blood to in an emergency?

a. type O only b. type AB only c. type A only d. types A and B, not O e. types A and AB

Biology & Microbiology

Which of the following summarizes the Hardy-Weinberg principle?

a. Without evolutionary forces, a population’s allele frequencies are stable. b. Traits are acquired through use or disuse and passed to offspring. c. Due to microevolution, the population’s genetic structure is changing. d. Natural selection impacts the genetic makeup of a population.

Biology & Microbiology

What process recycles molecules from inorganic areas to living parts of an ecosystem?

A) commensalism B) introducing new species C) nutrient cycling D) competitive exclusion

Biology & Microbiology

The endoplasmic reticulum is mostly devoid of ribosomes (smooth ER) when cells are producing large quantities of lipid.

Answer the following statement true (T) or false (F)

Biology & Microbiology