Which portion of a phospholipid is hydrophilic?
a. fatty acid tails
b. glycerol heads
c. The entire phospholipid is hydrophilic.
d. None of the phospholipid is hydrophilic.
b. glycerol heads
Biology & Microbiology
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Nondisjunction of the XY pair during the first meiotic division can produce sperm with 2 X
chromosomes and 2 Y chromosomes. _________________ Indicate whether the statement is true or false.
Biology & Microbiology
What is the function of a sparger in a fermentor?
a) To aerate b) To vigorously stir c) To add nutrients d) To measure the temperature
Biology & Microbiology
Which hormones produced by the adrenal gland might help to offset some of the symptoms of menopause?
What will be an ideal response?
Biology & Microbiology
If humans had 25 amino acids instead of 20 amino acids then how many aminoacyl tRNA synthetases would humans have?
A) 4 B) 25 C) 3 D) 75 E) 20
Biology & Microbiology