A cell that contains eight chromosomes and is undergoing mitosis will produce ____ daughter cell(s); each daughter cell will contain ____ chromosomes. 

A. two; eight
B. two; four
C. four; four
D. one; eight


A. two; eight

Biology & Microbiology

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Relatively small organic molecules with a central carbon atom which is bonded to a carboxyl group, an amino group, a carbon containing group, and a hydrogen atom are called:  

A.  amino acids. B.  fatty acids. C.  enzymes. D.  peptides. E.  nucleotides.

Biology & Microbiology

You find a new species of worm and want to classify it. Which of the following lines of evidence would allow you to classify the worm as a nematode and not an annelid? A) It undergoes protostome development

A) It undergoes protostome development. B) It is segmented. C) It is triploblastic. D) It has a coelom. E) It sheds its external skeleton to grow.

Biology & Microbiology

Place the five steps in building a phylogenetic tree in the proper order, from first construction step to last._____ The nucleotide or amino acid sequence must be aligned._____ Application of a selected method, using computer analysis._____ The alignment must be examined for a phylogenetic signal._____ Manual examination of the tree._____ Choose which tree-building method to use (common ones are phenetic or cladistic.)

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

Biology & Microbiology

If a Punnett square is used to visualize a three-factor cross (trihybrid cross) how many boxes would be inside of the square?

A. 3 B. 8 C. 48 D. 64 E. Can't be determined

Biology & Microbiology