Biology, 22.10.2019 05:00, samoanlgnd
Which of the following is not true about the cell membrane?
a. carbohydrates are useful in cell communication.
b. protein receptors are found on the exterior of the cell only.
c. phospholipid are fluid and can move throughout the membrane.
d. phospholipid heads are negative and attracted to water.
Answers: 1
Biology, 22.06.2019 03:30, amp1955
Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.
Answers: 1
Biology, 22.06.2019 19:50, dayanawhite64
Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?
Answers: 2
Biology, 23.06.2019 00:00, evsdcp44b3w
Consider the table. types of bacteria form shape associated disease coccus x strep throat bacillus rod shaped y spirillum spiral cholera which best describes x and y?
Answers: 1
Which of the following is not true about the cell membrane?
a. carbohydrates are useful...
a. carbohydrates are useful...
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