Distinguish between polygenic and multifactorial traits
What will be an ideal response?
Polygenic traits are quantitative traits, shaped by multiple genes. Multifactorial traits are shaped both by multiple genes and environmental factors.
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When New York City was given a choice to make regarding its drinking water
A. they opted for more bottled water. B. they chose ecosystem maintenance over development. C. they had to construct expensive filtration plants to protect against disease. D. they chose ecosystem conversion to higher density housing for efficiency. E. they dug new and deeper wells rather than pay for desalinization.
Which process is absolutely necessary for
asexual cellular reproduction to occur in eukaryotes? a. prokaryotic fission b. Mitosis c. Meiosis d. Cytokinesis e. growth factor activation
The cell body of a motor neuron resides in the spinal cord, but it may control muscles a long distance away. In a giraffe, the ________ of a leg motor neuron may be six feet long!
A. node of Ranvier B. soma C. axon D. dendrite
Rings of the protein _______ in the pericentriolar material nucleate microtubule assembly
a. centrin b. pericentrin c. alpha-tubulin d. gamma-tubulin e. beta-tubulin