For a girl to show symptoms of the disease, she must have _____ copies of the gene
a. one
b. two
c. three
d. four
B
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Honey bees will use ________ signals to alert other members of the hive about the location of a source of food
a. tactile b. chemical c. auditory d. acoustic e. visual
What is the equation for determining the incidence of a disease?
What will be an ideal response?
Crop plants with added insect resistance might lead to
a. toxicity in humans. b. development of more resistant insects. c. toxicity in land animals. d. toxicity in birds. e. toxicity in fish
The mitochondrial cristae are an adaptation that
A) permits the expansion of mitochondria as oxygen accumulates in the mitochondrial matrix. B) helps mitochondria divide during times of greatest cellular respiration. C) increases the space for more copies of the electron transport chain and ATP synthase complexes. D) carefully encloses the DNA housed within the mitochondrial matrix.