Which of the following is a disaccharide?

A) galactose
B) lactose
C) fructose
D) glucose
E) amylose


B) lactose

Biology & Microbiology

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What becomes more likely to occur in a small population? Check all that apply.  

_____  the Allee effect _____  increased genetic drift _____  increased genetic diversity _____  extinction vortex _____  increased edge effect Additional: Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about population size? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

In DNA, complementary nitrogen bases are held together by  

A.  nitrogen bonds. B.  hydrogen bonds. C.  hydrophobic bonds. D.  peptide bonds. E.  phosphodiester bonds.

Biology & Microbiology

Which one of the following is formed by the removal of a carbon (as CO2 ) from a molecule of pyruvate?

A) glyceraldehyde 3-phosphate B) oxaloacetate C) acetyl CoA D) citrate

Biology & Microbiology

Which event of fertilization occurs first?

A. the acrosomal reaction B. the entry of sperm DNA into the egg C. the cortical reaction D. cleavage E. vitelline layer hardens

Biology & Microbiology