When Mendel crossed true-breeding yellow seed plants with true-breeding green seed plants, the offspring were genotypically:
A. yellow seed.
B. green seed.
C. a mixture of yellow and green seed.
D. made up of a combination of yellow and
green alleles.
D
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Random assortment occurs between chromatids of homologous chromosome pairs
a. True b. False Indicate whether the statement is true or false
Which step in producing ATP is correctly paired with the location where it occurs?
A) Krebs cycle—mitochondrial matrix B) formation of an electrochemical gradient—cytoplasm C) glucose is broken down to produce pyruvate—space between inner and outer mitochondrial membranes D) electron transport chain—outer mitochondrial membrane E) breakdown of pyruvate to form NADH and FADH2—cytoplasm
What are the four stages of food processing, ordered from beginning to end?
A. Ingestion, digestion, absorption, elimination B. Ingestion, digestion, elimination, absorption C. Digestion, ingestion, absorption, elimination D. Digestion, absorption, ingestion, elimination
The Pill
a. reduces menstrual cramps. b. can cause serious cardiovascular disorders especially in smokers. c. increases the risk of breast, cervical, and liver cancers. d. is the most common fertility control method in the United States. e. includes all of these.