Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer?
What will be an ideal response?
20 protons + 20 neutrons = an atomic mass of 40..
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A unique feature of ________ is that they are tissue specific.
Fill in the blank(s) with the appropriate word(s).
P680+ is said to be the strongest biological oxidizing agent. Given its function, why is this necessary?
A) It is the receptor for the most excited electron in either photosystem of photosynthesis. B) It is the molecule that transfers electrons to plastoquinone (Pq) of the electron transfer system. C) It transfers its electrons to reduce NADP+ to NADPH. D) It obtains electrons from the oxygen atom in a water molecule, so it must have a stronger attraction for electrons than oxygen has.
The "scientific creationism" view includes all of the following beliefs except that
A. biblical account of the origin of the earth is literally true. B. the organisms did not change from their original appearance. C. all species of organisms were individually created. D. extinct species are replaced with new ones. E. the earth is much younger than most scientists believe.
Compared to small cells, large cells have more trouble
A) dividing. B) producing daughter cells. C) storing needed materials and waste products. D) moving needed materials in and waste products out.