If this woman is an albino, which is a recessive trait (a), and both her parents have normal coloration, what would you expect the genotypes of her parents to be? The mother is listed first, the father second
1.AA X aa
2.AA X Aa
3.Aa X Aa
4.aa X AA
3
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Which of the following is NOT TRUE of the absorptive period?
A. Glucose absorption from the gut is high. B. Glucose utilization by cells is high. C. Fat utilization by cells is high. D. Synthesis of triglycerides is high. E. Breakdown of glycogen is low.
What is the molecular basis of touch sensation?
A. Pressure on the skin squeezes out chemical signals from epidermal glands. B. Cell membrane distortion opens touch receptors, creating a receptor potential. C. Pressure damages the delicate strands of skin cell DNA, activating a complex signalling cascade. D. Pressure on sensory axons bursts vesicles and causes neurotransmitter release.
Identical twins occur when ________
A) two eggs are released and are fertilized by two different sperm B) one egg is released and is fertilized by one sperm, and the fetus later splits into two C) one egg is released and is fertilized by one sperm, and the pre-embryo later splits into two D) two eggs are released and are fertilized by the same sperm
Endospores are a reproductive structure
Indicate whether the statement is true or false