Which group of algae are economically useful, serving as the source of carrageenan and agar?

A) Euglenozoa
B) Chlorophyta/Chloroplastida
C) Rhodophyceae
D) Alveolata


C) Rhodophyceae

Biology & Microbiology

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A consensus sequence in the untranslated leader sequence of a prokaryotic mRNA, which serves as a ribosome binding site is called the ________ sequence.

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

Biology & Microbiology

The correct sequence of steps in the M phase of the cell cycle is _________________

A. prophase, prometaphase, metaphase, anaphase, telophase, nuclear division B. prophase, prometaphase, metaphase, anaphase, telophase, cytokinesis C. prophase, metaphase, prometaphase, anaphase, nuclear division, telophase D. prophase, metaphase, anaphase, telophase, cytokinesis, nuclear division

Biology & Microbiology

In which ponds did male guppies have the narrowest range of variation in the number of spots?

a. ponds with no predators b. ponds with cichlids c. ponds with killifish

Biology & Microbiology

During a normal breathing cycle, pressure changes are essential to the exchange of gases with the environment. Describe what type of pressure changes must occur during ventilation

What will be an ideal response?

Biology & Microbiology