Phototropism
What will be an ideal response?
plants responding to light
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In a dihybrid testcross, the individual being examined is crossed to which of the following?
A. An individual who is homozygous dominant for one trait but not the other B. Self-fertilized C. An individual who is homozygous recessive for both traits D. An individual who is heterozygous for both traits
Ghrelin is
a. a drug used to control weight gain. b. a signaling molecule released by the adipose cells to stimulate appetite. c. a signaling molecule released by cells in the stomach and brain to stimulate appetite. d. a hormone found only in mice that is used to study weight loss. e. none of these
The first stage of photosynthesis begins with
a. hydrolysis of water. b. breakdown of ATP. c. excitation of electrons. d. phosphorylation of ADP. e. synthesis of NADPH.
In the microscope, you observe multinucleated amoeboid cells with sporangia that form spores. This is a(n)
A) ascomycete. B) cellular slime mold. C) Euglenozoa. D) tapeworm. E) plasmodial slime mold.