The bleaching of a coral reef may be due to
a. exposure to chemicals.
b. human activities.
c. temperature changes.
d. all of these
D
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Which feature helped define the evolution of the primate lineage? a. The face became flattened and the eyes became forward facing
b. Skeletal changes allowed for upright walking. c. The hands became adapted for new tasks. d. All of these are unique features to the primate lineage. e. The teeth became less specialized.
A homeodomain is a region within a protein that
A) acts as a receptor. B) has kinase activity. C) binds to specific base pair sequences. D) binds to transcription factors.
Which of the following is a characteristic of the taiga biome?
A. long, harsh winters B. nutrient-poor soil C. Conifers are the dominant tree. D. Seed or leaf-eating herbivores are plentiful. E. All of the answer choices are characteristics of the taiga biome.
Albinism, lack of pigmentation in humans, results from an autosomal recessive gene (a). Two parents with normal pigmentation have an albino child. What is the probability that their next child will be albino?
What will be an ideal response?