The virus first shown to have RNA as its genetic material was tobacco mosaic virus (TMV)
Indicate whether the statement is true or false
TRUE
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Assuming complete dominance, what is the expected ratio of genotypes of the offspring following the cross of two heterozygotes?
A. 1:1 B. 4:1 C. 1:2:1 D. 3:1
Interactions that keep the conditions in the body's internal environment within tolerable limits are collectively referred to as ________
a. metabolism b. homeostasis c. physiology d. development
Which of the following correctly indicates the terms in order of increasing size?
a. oxygen, hemoglobin, red blood cell, capillary b. hemoglobin, oxygen, capillary, red blood cell c. red blood cell, oxygen, capillary, hemoglobin d. capillary, red blood cell, hemoglobin, oxygen
Wilting of a plant occurs:
a. if the plant cell walls weaken b. when osomotic pressure is reached c. if there is turgor d. when soil water becomes hypotonic e. when soil water becomes hypertonic