In the glycerol phosphate shuttle, reducing equivalents from NADH enter the electron transport system by reactions carrying electrons to ________.

A) complex III
B) complex IV
C) malate
D) complex I


A) complex III

Biology & Microbiology

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A mosquito carrying the malaria parasite (P. falciparum) bites a woman's arm. What structures must the mouth parts of the mosquito pass through to introduce the parasite into the woman's bloodstream? Select all correct choices

A. portions of the epidermis B. keratin-covered cells C. portions of the dermis D. connective tissue

Biology & Microbiology

Proteins may function as

a. structural units. b. hormones. c. storage molecules. d. transport molecules. e. all of these.

Biology & Microbiology

Four of the five structures listed below can be used to

describe fungal reproductive structures. Select the exception. a. asci b. rhizoids c. zygospores d. conidia e. spores

Biology & Microbiology

Apply the concept of sex linkage to explain why color blindness is more prevalent in men than in women.

B) Mary is concerned that she may be a carrier for hemophilia, a sex-linked condition located on the X chromosome. Mary is married to John, who doesn’t have hemophilia. Assuming Mary is a carrier, what are the genotype ratios expected for Mary and John’s kids (specify for boys and for girls)? C) Mary and John have 2 boys, none of them has hemophilia. Can we use this fact as proof that Mary does not carry the allele for hemophilia? Explain your argument.

Biology & Microbiology