Which of the following animals has an eye with a single lens?

A) Dragonfly B) Jellyfish C) Human D) Butterfly E) Bee


C

Biology & Microbiology

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What type of cladogenesis can occur through the founder effect?

A. Parapatric speciation B. Allopatric speciation C. Sympatric speciation

Biology & Microbiology

Which of the following evolution-related events is in the correct cause-and-effect sequence?

a. mutation ? variation ? natural selection ? adaptation ? speciation b. variation ? adaptation ? mutation ? natural selection ? speciation c. speciation ? adaptation ? variation ? mutation ? natural selection d. mutation ? speciation ? adaptation ? variation ? natural selection e. natural selection ? variation ? mutation ? adaptation ? speciation

Biology & Microbiology

The vectors most commonly used in recombinant DNA technology are ____________. Fill in the blank(s) with the appropriate word(s)

Biology & Microbiology

Most people afflicted with recessive disorders are born to parents who were

A) both affected by the disease. B) not affected at all by the disease. C) slightly affected by the disease, showing some but not all of the symptoms. D) subjected to some environmental toxin that caused the disease in their children.

Biology & Microbiology