Notochords and stomochords are homologus

a. true
b. false


Ans; b. false

Biology & Microbiology

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The membrane component(s) primarily responsible for the structure and function of plasma membranes is/are

A. glycosylated proteins. B. phospholipids. C. glycolipids. D. nucleic acids. E. cholesterol.

Biology & Microbiology

A change in chromosome number during

fertilization can lead to

a. sympatric speciation. b. disruptive selection. c. directional selection. d. hybrid sterility. e. allopatric speciation

Biology & Microbiology

Hawaiian honeycreepers exhibit diverse beaks that allow them to feed on insects, flowers, and seeds in their different

habitats. This is an example of ____.

a. a derived trait b. convergent evolution c. morphological convergence d. morphological divergence e. a key innovation

Biology & Microbiology

What type of infectious agent causes potato spindle tuber disease?

A. Viroid B. Prion C. Virus D. Virino

Biology & Microbiology