Active transport ________
A) uses ATP as an energy source
B) can move solutes against their concentration gradient
C) can involve the transport of ions
D) all of the answer options
Answer: D) all of the answer options
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Asexual reproduction occurs in:
A. unicellular eukaryotes. B. skin cells. C. plant dermal cells. D. All of the above are correct.
In the plasma membrane, what is the function of integral proteins?
a. Moving materials into or out of the cell b. Forming specialized sites on the cell surface c. Regulating the temperature of the cell d. Forming a static structure around the cell
Which fungal phylum are the structures called arbuscules associated with?
a. Glomeromycota b. Zygomycota c. Basidiomycota d. Chytridiomycota
Which of these molecules acts as an ATPase, breaking down ATP to perform its function in muscle contraction?
A. actin B. myosin C. calcium D. tropomyosin E. troponin