The offspring resulting from the cross of two red flowered plants are 3/4 red and 1/4 white. The most
likely genotype of the red flowered plants is _____ .
A. homozygous dominant
B. heterozygous
C. homozygous recessive
D. impossible to tell from this information
B
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You observe that chimps use sticks to collect termites for food. Which of the following would indicate this the use of the stick is a learned behavior?
A. The chimp is the only member of his or her population that exhibits this behavior. B. The chimp prefers eating termites to other types of insects. C. Food is abundant in the chimp's environment. D. Chimpanzees raised in isolation do not use sticks.
Answer the following statements true (T) or false (F)
1. All tissues are composed of cells. 2. The capacity to maintain a fairly constant body temperature is a homeostatic process. 3. A community is composed of different populations of animals and plants. 4. A defining characteristic that distinguishes prokaryotic and eukaryotic organisms is the lack of cell structure in one versus the other. 5. The modification of a limb that was used for walking in a pre-existing ancestor to one that is used as a wing for a species today is called proteomics.
Which of these white blood cells gives rise to plasma cells, which can then produce antibodies?
A) T lymphocytes B) monocytes C) B lymphocytes D) eosinophils
Culturing of intracellular parasites generally requires (enrichment/cell culture/low oxygen) conditions
What will be an ideal response?