Because the two strands of a DNA molecule are ________ to each other, either one can be used as a template to reconstruct the other.
A. bound
B. identical
C. antiparallel
D. complementary
Answer: D
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______ are often mistaken for palm trees because of their leaf shape but bear large cones and are under threat of extinction.
a. Conifers b. Ginkophytes c. Cycads d. Gnetophytes
Which of the following statements about heritability is true?
A) Broad-sense heritability defines the complete genetic basis of a trait. B) Heritability is fixed for a given trait. C) Traits shared by members of the same family do not necessarily have high heritability. D) Heritability is the measure of the proportion of an individual's phenotype that is due to genetics. E) If a population displays little variation in a given trait, then that trait has low heritability
During transcription elongation, how many pyrophosphate molecules are produced from the incorporation of 20 ribonucleoside monophosphates?
A. 20 B. 60 C. 40 D. 5
A picture of the arrangement of an individual's chromosomes by size and centromere location is called a(n) ________
Fill in the blank(s) with correct word