Crosses between a yellow rat with a yellow rat always produce yellow. Crosses between a white rat
with a white rat always produce white. The alleles affect the same aspect of coat color. The crosses of
a white with a yellow produce a cream. What happens if you cross two creams? What will be an ideal response?
1 yellow, 2 cream, 2 white
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Sequencing eukaryotic genomes is more difficult than sequencing genomes of bacteria or archaea because of the _____
A) large size of eukaryotic proteins B) hard-to-find proteins C) high proportion of G-C base pairs in eukaryotic DNA D) large size of eukaryotic genomes and the large amount of eukaryotic repetitive DNA
All of the following would help to reduce the amount of greenhouse gases in the atmosphere EXCEPT
a. planting trees. b. reducing emissions from factories. c. reducing water usage. d. using solar heat in homes. e. walking to work.
Which of the following are tiny projections of the mucosal wall?
a. microvilli b. mucins c. villi d. submucosa e. jejunum
NADH is formed when NAD+ accepts:a
a proton. b. a hydrogen atom. c. a pair of protons and an electron. d. a proton and a pair of electrons. e. two hydrogen atoms.