The DNA in chromosomes is organized by wrapping around proteins called ________

a. nucleosomes
b. centrosomes
c. histones
d. centromeres


c

Biology & Microbiology

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Which of the following shows Chargaff's equivalence?

A) mRNA B) single-stranded DNA C) tRNA D) synthetic DNA (one strand all A, the other all T) E) all of the above

Biology & Microbiology

Grasses would be placed in the ________ trophic level

a. 5th b. 3rd c. 4th d. 1st e. 2nd

Biology & Microbiology

Repressor Ex. 1: Tetracycline Resistance

What will be an ideal response?

Biology & Microbiology

If the age-specific fertility rate is such that 100 females of age class x would produce 50 offspring, what is the contribution of age class x to the overall population growth rate?

A. 50 B. 2 C. 0.5 D. 0.75 E. cannot be calculated with this information.

Biology & Microbiology