An example of a retrovirus in the human genome is the ________ family of sequences.
Fill in the blank(s) with the appropriate word(s).
Alu
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Which of the following adaptations are LEAST likely to be found in plants which regularly experience dry, hot conditions?
A) CAM plants that grow rapidly B) small, thick leaves with stomata on the lower surface C) a thick cuticle on fleshy leaves D) large, fleshy stems with the ability to carry out photosynthesis E) plants that do not produce abscisic acid and have a short, thick taproot
For a lady bug population at the beginning of summer, the food supply and habitat are almost limitless. If there are 1,000 lady bugs in a one-acre field, the per capita rate of increase is 25%, and no immigration or emigration occurs, how many individuals will be added in the next generation? Discern whether G = rN(K – N)/K or G = rN applies appropriately.
A. 1,250 B. 1,000 C. 250 D. 0 E. 125
The liquid portion of the blood that consists of about 55% of the total volume of blood is referred to as ________
A) stem cells B) leukocytes C) plasma D) platelets
Which of the following are environmental factors that determine where an organism can live? (Check all that apply.)
A) Intraspecific competition B) Predation C) Prey availability D) Soil type E) Sunlight F) Temperature G) Water