When tissues organize, what do they form?

a. a cell
b. a nucleus
c. an atom
d. an organ
e. an enzyme


d

Biology & Microbiology

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Which of the following is found in RNA but not in DNA?

A. Adenine B. Ribose C. Thymine D. Uracil E. Ribose AND Uracil

Biology & Microbiology

Genetic manipulation techniques have been most successful in __________ populations

a. California condor b. plant c. panda d. snail darter

Biology & Microbiology

The lack of voluntary control over urination due to the inability to control the external urethral sphincter is called ________

A) urination B) renal failure C) micturition D) urinary incontinence

Biology & Microbiology

Which of the following refers to the different rates at which various traits evolve?

A) adaptation B) molecular clock C) mosaic evolution D) natural selection

Biology & Microbiology