Which of the following can be determined from the
above figure?
a. It uses neutral dyes to stain the bands.
b. The chromosomes came from a male.
c. The chromosomes came from a female.
d. It has too many chromosomes.
e. None of these can be determined.
Answer: e
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Which of the following systems is NOT directly involved with regulation and maintenance of the body's chemistry?
A. the digestive system B. the circulatory system C. the respiratory system D. the urinary system E. the reproductive system
Research on memory indicates that
a. short-term memory is a product of chemical changes in neurons. b. long-term memories are lost more frequently. c. long-term memory is limited to a few years' duration. d. long-term memory retention is better for skill memory than for declarative memory. e. short-term memory is limited to several hundred bits of information.
Which molecule is not a carbohydrate?
a. Lipid b. Glycogen c. Starch d. Cellulose
How does the brain affect the heart rate and strength of contraction? Describe the specific nerve, hormones, locations on the heart that are affected, and the effect on the heart.
What will be an ideal response?