How are exocytosis and endocytosis different?
a. Endocytosis transports small molecules into cells, and exocytosis transports large molecules out of cells.
b. Endocytosis transports large molecules into cells, and exocytosis transports large molecules out of cells.
c. Endocytosis transports small molecules out of cells, and exocytosis transports small molecules into cells.
d. Endocytosis transports large mole
Ans: b. Endocytosis transports large molecules into cells, and exocytosis transports large molecules out of cells.
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The diagram below represents a protein electrophoresis gel with samples from six individuals tested for variants (alleles A and B) of a single protein. What are the genotype frequencies?
A. 33.3% A, 66.6% B B. 75% A, 25% B C. 25% B, 75% A D. 66.6% A, 33.3% B E. Can't determine the frequency from this information.
Thick filaments are parallel bundles of ____ molecules
a. actin b. tropomyosin c. acetylcholine d. myosin e. troponin
hCG stimulates which structure to secrete estrogen and progesterone?
a. the zona pellucida b. the corona radiata c. the corpus luteum d. the ovum e. the placenta
To determine your body mass index (BMI), you look at the relationship between ________
A) your age and height B) your age and weight C) your height and weight D) your weight and gender