In humans, a zygote with ________________ has only one copy of a particular chromosome monosomy.

Fill in the blank(s) with the appropriate word(s).


Ans: 45 chromosomes

Biology & Microbiology

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Which of the following is pyogenic (pus forming)?

A. Streptococcus fecaelis B. Streptococcus mutans C. Streptococcus pyogenes D. Lactococcus lactis

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In a population of 100 Douglas squirrels, the

birth rate is 10 per year and the death rate is 20 per year. The per capita growth rate of Douglas squirrels is ___ per squirrel per year.

a. 0.2 b. 0.1 c. 0.0 d. -0.1 e. -0.2

Biology & Microbiology

The Humboldt Current, a river of cold water running deep beneath the Pacific Ocean, sweeps eastward toward the South American coast until it hits the coastline, where it is forced upward near the surface. Deep sediments come up along with the cold water

Predict what you would find along that coast. A) very few sea birds B) limited algae C) tremendous biomass D) lots of rain

Biology & Microbiology

From 2007 to 2012, which group of nations saw the greatest increase in GM crops?

a. industrialized nations b. developing nations c. world total

Biology & Microbiology