Homework Help: Biology

Posted by mysterychicken on Saturday, January 30, 2010 at 4:15pm.

27. Which of the following is true for both aerobic and anaerobic respiration?
a. ATP is produced during glycolysis
b. Pyruvate is broken down to ethanol or lactate
c. The electron transport chain pumps hydrogen ions across a membrane
d. An organic hydrogen acceptor recycles NAD+

7. An individual heterozygous for a trait and an individual homozygous recessive for the trait are crossed and produce many offspring that are
a. all the same genotype
b. all the same phenotype
c. of two different phenotypes
d. of three different phenotypes

12. Mendel's law of segregation states that
a. pairs of alleles are dependant on one another when separation occurs during gamete formation.
b. pairs of alleles separate independently of one another after gamete formation.
c. each pair of alleles remains together when gametes are formed
d. the two alleles for a trait separate when gametes are formed

Thanks
-MC

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