Nematocysts are triggered to fire by ________

a. stimulation to the nerve net
b. a voluntary action of the animal
c. a touch to the lid
d. a touch to the modified cilium trigger


d

Biology & Microbiology

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Which bacterial genus is responsible for producing ferrous iron (Fe2+) in groundwater?

A) Alteromonas B) Aquifex C) Geobacter D) Loktanella

Biology & Microbiology

Photosynthesis is to the chloroplast as ________ is to the mitochondrion.

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

Biology & Microbiology

The operon segment composed of the gene that codes for a protein repressor is called the ________.

A. regulator B. structural locus C. operator D. promoter

Biology & Microbiology

What is the intensity of that color?

a. 25 b. 50 c. 75 d. 100

Biology & Microbiology