Which of the following organs or tissues can ONLY use glucose as a source of energy?
A. heart
B. skeletal muscles like the bicep
C. brain
D. liver
E. spleen
C. brain
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The most common use of DNA evidence in civil legal proceedings is ____________________
Fill in the blank(s) with correct word
Osmosis involves
a. the movement of a solvent, like water. b. differences in solute concentrations. c. movement from hypotonic to hypertonic solutions. d. all of these except e. e. all of these except c and d.
Passive transport of water is known as ________
Fill in the blank(s) with the appropriate word(s).
You are studying chromosomal movement in a frog species whose haploid number is 3. What will you see in meiosis I prophase of this cell?
A) three chromosomes, each made up of sister chromatids (double-stranded) B) six chromosomes, each made up of sister chromatids (double-stranded) C) three chromosomes, each single-stranded (unduplicated)