Mammals are thought to be living descendants of which of the following lineages?

a. anapsids
b. archosaurs
c. lepidosaurs
d. synapsids
e. diapsids


D

Biology & Microbiology

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Which of the following is not true of viruses?

A. Viruses replicate by binary fission. B. Viruses are acellular. C. Viruses consist of one or more molecules of DNA or RNA enclosed in a coat of protein and sometimes in other more complex layers. D. Viruses can exist in two phases: intracellular and extracellular.

Biology & Microbiology

Reaction centers ONLY indirectly receive photon energy via light-harvesting molecules

Indicate whether the statement is true or false.

Biology & Microbiology

For much of the period of microbial growth in food, there is no visible or easily detectable change in food quality

Indicate whether the statement is true or false.

Biology & Microbiology

________ is the process by which internal and external structures of cells and organisms are preserved and maintained in position.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology