____ is a biotic factor in an ecosystem. 

A. Water
B. Light
C. Soil
D. A bacterium


D. A bacterium

Biology & Microbiology

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On average, humans differ by _____________________% of their genomic sequences. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

The hominoids and the __________ share a common ancestor that diverged to form these two groups

a. lemurs b. tarsiers c. New World monkeys d. orangutans e. Old World monkeys

Biology & Microbiology

Viruses in the marine environment (virioplankton) are very abundant.

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

Biology & Microbiology

Synthetic auxins are used commercially

A) to promote seed germination. B) to promote flowering in ornamental crops. C) to promote side branching to produce bushier crops. D) as a broadleaf weed killer.

Biology & Microbiology