A substitution of thymine with adenine in one of the DNA codon causes a particular disorder. Which statement explains
how the change in DNA leads to this disorder?
A. The deletion mutation prevents the production of the
hemoglobin protein in the body.
B. The frameshift mutation prevents the production of several
proteins found in the blood.
C. The insertion mutation causes extra hemoglobin proteins to
attach to the red blood cells.
D. The point mutation causes a different amino acid to be added
to the hemoglobin.

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.

This comparative chart is an example of one that might be used by scientists and law enforcement personnel for identification purposes. the chart represents a technological advance called

Which worm has eyespots that are used to detect light? a fluke b marine worm c planarian d tapeworm