Actinopterygians have thicker fins than other fish, since their fins are used as hydrofoils

a. true
b. false


Answer: b. false

Biology & Microbiology

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What is a major difference between meiosis II and mitosis in a diploid animal?

A) Homologues align on the metaphase plate in meiosis II. B) Sister chromatids separate in mitosis, and homologues separate in meiosis II. C) Meiosis II occurs in a haploid cell, while mitosis occurs in diploid cells. D) Crossover takes place in meiosis II.

Biology & Microbiology

The “A” in AIDS stands for ____

a. adaptive b. active c. acquired d. autoimmune e. artificial

Biology & Microbiology

In the mid-1970s a group of scientists asked the National Academy of Sciences to appoint a panel to assess the risks of

recombinant DNA technology and the need to control its associated research. Summarize the most important lesson learned from this event. What will be an ideal response?

Biology & Microbiology

Which of the following is the thinnest?

A) An intermediate filament B) A microfilament C) A flagellum D) A microtubule

Biology & Microbiology