Movement of water results in movement of other nutrients. What element or elements have soluble forms that flowing water can carry from place to place?
a. carbon only
b. nitrogen only
c. phosphorus only
d. carbon and nitrogen only
e. carbon, nitrogen, and phosphorus
e
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The first gap in the cell cycle (G1) corresponds to _____
A) normal growth and cell function B) the phase in which DNA is being replicated C) the beginning of mitosis D) the phase between DNA replication and the M phase
A researcher has been studying columbine in a meadow over the last decade. During that time, she has noticed that columbine flowers have gone from producing long nectar spurs to very short nectar spurs
What can the researcher deduce from this observation? Select all correct choices. A. That the columbine in the meadow has evolved to accommodate new pollinators. B. That the columbine in the meadow has access to more nutrients. C. That there are more bees visiting the meadow compared to moths. D. That new species of columbine may have emerged in the meadow.
In humans, sex-linked means the gene is on what chromosome?
A. X B. Y C. Z
Emeliano was flying nonstop from Los Angeles to Tokyo on an important business trip — more than 14 hours in the air. As a result of sitting with his legs bent not being able to walk around, which of the following circulatory conditions does he risk
having? A) low blood pressure B) deep vein thrombosis C) coronary angiography D) atherosclerosis