Which of the following is a reasonable explanation for why unsaturated fatty acids keep any membrane more fluid at lower temperatures?
a) the double bonds block interaction among the hydrophilic head groups of the lipids.
b) the double bonds result in shorter fatty acid tails and thinner membranes.
c) unsaturated fatty acids are more polar than saturated fatty acids.
d) unsaturated fatty acids have a higher cholesterol content and therefore more cholesterol in membranes.
e) the double bonds form kinks in the fatty acid tails, preventing adjacent lipids from packing tightly.
Answers: 1
Biology, 21.06.2019 20:00
Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes
Answers: 2
Biology, 21.06.2019 21:30
Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.
Answers: 2
Biology, 22.06.2019 07:00
Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms
Answers: 2
Which of the following is a reasonable explanation for why unsaturated fatty acids keep any membran...
Mathematics, 07.08.2021 02:50
Advanced Placement (AP), 07.08.2021 02:50
Arts, 07.08.2021 02:50
Advanced Placement (AP), 07.08.2021 02:50
History, 07.08.2021 02:50