Answer the following statements true (T) or false (F)
1. In the organismic model, communities are viewed as superorganisms.
2. A forest community consists of not only the trees and shrubs, but also the animals and microorganisms.
3. The time hypothesis suggests communities diversify with age.
4. In the Shannon diversity index, communities with a very uneven distribution of individuals will tend to have a higher H.
1. TRUE
2. TRUE
3. TRUE
4. FALSE
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Which of the following is NOT true of LINEs and SINEs?
A. Both are non-LTR transposons. B. Both require reverse transcriptase. C. Both transcribe RNA in the nucleus. D. Both are nonautonomous elements. E. LINEs and SINEs both reintegrate by the same mechanism as all non-LTR transposons (target primed).
What term denotes the range of all factors that
influence whether a species can obtain resources essential for survival and reproduction?
a. habitat b. niche c. carrying capacity d. community e. ecosystem
You received your genetic material from your parents in the form of DNA. Your DNA provides your cells with instruction for making ________
A) lipids B) proteins C) polysaccharides D) cholesterol
Albinism is an example of ________
A) a dominant disease B) an autosomal recessive disease C) a sex-linked disease D) a polygenic disease