RNA carries information for protein synthesis from the DNA in the nucleus to the ribosomes in the cytoplasm. To get from the nucleus to the cytoplasm, RNA must pass through a ________ in the nuclear membrane
Fill in the blank(s) with correct word
nuclear pore
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If a helical turn is removed from a closed-circular DNA molecule:
A. only supercoiling will occur. B. only strand separation will occur. C. supercoiling and/or strand separation will occur. D. cruciform DNA will likely form. E. solenoidal DNA will likely form.
The phenomenon through which populations of organisms change over several generations is termed ______.
A. homeostasis B. growth and development C. reproduction D. biological evolution E. organization
Farmland that is under regular and continued tillage will not ____
a. undergo succession b. produce a climax community c. experience competition d. suffer from the effects of disturbance e. develop species diversity
What does temperature measure?
A) the potential energy in a substance B) how fast the molecules in a substance are moving C) the energy lost from a substance to its surroundings D) how much heat is being absorbed by a substance