The theory of chromosomal inheritance was first proposed by
A. Knight.
B. Stern.
C. Mendel.
D. Sutton.
E. Morgan.
Answer: D
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Pasteur's experiments proved that
A) Cells cannot survive in swan necked flasks B) In order to grow, cells need to be supplied with oxygen C) Spontaneous generation can only occur if nutrient broth is left open to the environment D) Sterilizing nutrient broth prevents spontaneous generation E) Pre-existing cells present in the air can grow in sterilized nutrient broth
The movement of carbon from CO2 in the atmosphere to HCO3 - (a byproduct of chemical weathering) on rocks to CaCO3 in coral skeletons and finally CaCO3 in limestone are all steps in the _____________
A. short-term carbon cycle B. nitrogen cycle C. sulfur cycle D. long-term carbon cycle
Which direction would you turn Z-DNA to introduce negative super coils?
A. Right B. Left
Which of the following solutes is not normally found in the plasma of mammals?
A. Ions B. Globulins C. Hemoglobin D. Metabolites, wastes, and hormones E. Albumin