The formation of carbohydrate (CO2 fixation) in the dark reaction of photosynthesis, takes place in the ________.
A. stroma
B. thylakoid membrane
C. cytoplasm
D. nucleus
Answer: A
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What products would be expected to form during anoxic degradation of the seven-carbon compound benzoate following reduction and cleavage of the aromatic ring?
A) 1 three-carbon compound and 1 four-carbon compound B) 1 three-carbon compound and 2 two-carbon compounds C) 2 three-carbon compounds and CO2 D) 3 two-carbon compounds and CO2
DNA probes are used to:
A. determine the nucleotide sequences of DNA samples. B. perform PCR on small samples of DNA. C. cut large segments of DNA into smaller fragments for analysis. D. determine whether a particular DNA sequence is present in a sample. E. determine the degree of similarity between two DNA samples.
In a person who does NOT have cystic
fibrosis, what is the related normal condition?
a. mucus slides easily over epithelial surfaces and can more easily be expelled b. osmotic balance in tissues is maintained by pumping sodium out of cells and chloride into cells c. pH balances are maintained by pH buffers, mainly the bicarbonate ion d. muscle fibers contract in coordination allowing smooth whole muscle contractions e. plasma membranes function properly to allow nonpolar molecules to diffuse into and out of the cells
TMV, or ________, is a rodlike particle with a genome of ________ and a ________ consisting of 2130 copies of a single polypeptide
Fill in the blank with correct word.