In cladistic analysis, a researcher will group species based on similarities derived from common ancestry

a. true
b. false


Answer: a. true

Biology & Microbiology

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Which of the following is a febrile disease characterized by a rash and is caused by a virus that can cross the placenta to cause serious fetal damage?

A. Shingles B. Measles C. Rubella D. Smallpox E. Impetigo

Biology & Microbiology

Stratified epithelium is typically used for

a. protection. b. secretion. c. absorption. d. excretion. e. reproduction.

Biology & Microbiology

Retroviruses differ from other RNA viruses by:

a. having reverse transcriptase instead of RNA-dependent RNA polymerase. b. the shape of their capsid. c. the way they infect their host cells. d. the sugar coating on their capsids. e. lytically destroying their hosts

Biology & Microbiology

What name is given to the food-trapping cells of sponges?

A) cnidocytes B) amoebocytes C) skeletal fibers D) choanocytes

Biology & Microbiology