Most of the earth's usable carbon is in its
a. sedimentary rocks.
b. atmosphere.
c. biomass.
d. oceans.
e. mantle
A
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Which of the following is an obligate intracellular parasite?
A. M. luteus B. S. pyogenes C. Rickettsia rickettsi D. Pseudomonas spp.
The high incidence of Ellis–van Creveld syndrome among the Old Order Amish population is caused by ____
a. a population bottleneck b. artificial selection c. sexual selection d. inbreeding e. random mating
Why is the analysis of transcriptomes useful for genetics research?
A) It can reveal many aspects of gene regulation. B) It is easy to do without computer programs. C) It can help discover nontranscribed DNA regions. D) It directly identifies transcription factor binding sites.
Four of the five choices listed below are muscles
Select the exception. a. pectoralis b. patella c. gastrocnemius d. deltoid e. sartorius