In the sodium-potassium pump, sodium and potassium are both pumped out of the cell via active transport.
Answer the following statement true (T) or false (F)
False
Sodium is pumped out of the cell while potassium is pumped into the cell.
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Which of these statements is true?
a. Plasma membranes can rupture if the cell absorbs too much water or is compressed. b. Proteins and carbohydrates embedded in the plasma membrane cannot shift positions. c. Plasma membranes containing saturated fatty acids are more resistant to freezing. d. Carbohydrates represent the largest portion of the plasma membrane by volume.
If the peptidoglycan layer is between two plasma membranes in an organism, that organism is
a. Gram-negative b. an archaean c. Gram-positive d. chemoautotrophic e. eukaryotic
All synovial joints allow movement in multiple planes.
Answer the following statement(s) true (T) or false (F)
If the DNA sequence is G-C-C-T-A-T in one polynucleotide chain, then the sequence found in the other polynucleotide chain must be
A) G-C-C-T-A-T. B) C-G-G-A-U-A. C) C-G-G-A-T-A. D) A-T-T-C-G-C. E) G-C-C-A-T-A.