Which of the following is not an active form of an enzyme?

1.trypsin
2.amylase
3.pepsin
4.pepsinogen
5.chymotrypsin


4

Biology & Microbiology

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A cell that cannot form spindle fibers cannot ____

a. engage in energy production b. exchange gases across the plasma membrane c. perform mitosis nor meiosis d. perform DNA replication e. engage in protein synthesis

Biology & Microbiology

Recent studies have shown that cells of the dorsal lip of the blastopore contain active ________ genes that code for proteins that are able to induce the development of other cells

Fill in the blank(s) with correct word

Biology & Microbiology

During the mitotic phase called ______, chromosomes condense, the nuclear envelope disappears, spindle fibers grow, and centrioles migrate to the poles of cell.

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

Biology & Microbiology

Which of the following substances is commonly used to inactivate microbes?

A. formaldehyde B. alcohol C. synthetic detergents D. fluorescent dyes E. alum

Biology & Microbiology