Which of the following are tiny projections of the mucosal wall?

a. microvilli
b. mucins
c. villi
d. submucosa
e. jejunum


C

Biology & Microbiology

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Which enzyme is responsible for catalyzing the peptide bonds between amino acids in translation?

a. protein polymerase b. catalytic rRNA c. peptidyl transferase d. aminoacyl tRNA synthetase

Biology & Microbiology

Cells of _____ can shorten (contract)

a. epithelial tissue c. muscle tissue b. connective tissue d. nervous tissue

Biology & Microbiology

The great adaptive radiation that resulted in all

of the major animal lineages occurred in the ___ period.

a. Cretaceous b. Devonian c. Jurassic d. Ordovician e. Cambrian

Biology & Microbiology

The characteristic blue color of blue cheese comes from 

A. cyanobacteria. B. algae. C. mold. D. protozoans.

Biology & Microbiology