The simplest cephalization occurs in:

a. earthworms
b. planarian flatworms
c. jellyfish
d. vertebrates
e. grasshoppers


b

Biology & Microbiology

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Which process produces a gaseous product that can be used as fuel to provide heat or power for a wastewater treatment plant?

A) trickling filter secondary wastewater treatment B) aerobic secondary wastewater treatment C) anaerobic secondary wastewater treatment D) primary wastewater treatment

Biology & Microbiology

A ________ is a DNA molecule used in hybridization reactions to detect the presence of a particular gene in separated DNA fragments.

A. blot B. vector C. probe D. plasmid

Biology & Microbiology

In some species of birds, males with the brightest plumage have the fewest parasites

Indicate whether the statement is true or false

Biology & Microbiology

What can act as a vector to introduce new genes into a cell?

A) primers B) ligase C) restriction enzymes D) plasmids

Biology & Microbiology