The heart is a(n) ________ composed mainly of ________ tissue?
A. organ, connective
B. tissue, connective
C. organ, epithelial
D. tissue, epithelial
E. organ, muscle
E. organ, muscle
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Answer the following statements true (T) or false (F)
1. Glycolysis involves 10 enzyme-catalyzed steps, that can be grouped into three phases: energy investment phase, cleavage phase, and the energy liberation phase. 2. The electron transport chain consists of a series of redox reactions in which electrons are transferred to oxygen as the final electron acceptor. 3. Oxygen is an excellent final electron acceptor because of its low electronegativity. 4. In prokaryotic cells, the electron transport system occurs in the mitochondria.
If a mutation causes the "T" base in the base sequence 5'-AGTCCG-3' to be read as a "G" base, the complementary strand of the mutated strand will read
A. 3'-UCCGGC-5'. B. 3'-TCCGGC-5'. C. 3'-AGGCCG-5'. D. 3'-CTTAAT-5'. E. 3'-AGTCCG-5'.
Five hundred minnows consume 1000 kilograms of algae over a four-month period. Five bass consume these 500 minnows over a period of two weeks. Louisa catches and eats the bass. How much of the original 1000 kilograms of algae would you expect to become the biomass of Louisa?
a. 1 b. 10 c. 100 d. 1000 e. 10,000
During the luteal phase, a __________ forms from
cells that surrounded the egg. Fill in the blank(s) with the appropriate word(s).