Explain why the plasma membrane is permeable to some substances, while others require a channel or carrier protein to cross the membrane
What will be an ideal response?
Model Short Answer: Answers will vary
Biology & Microbiology
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Fast moving fishes tend to propel themselves by undulating their entire bodies
Indicate whether the statement is true or false
Biology & Microbiology
A substance produced by brown algae that is used as an emulsifying and thickening agent in many foods and other products is
A. red ooze. B. carrageenan. C. gelatin. D. agar. E. algin.
Biology & Microbiology
Topic 2.5 - Chemotrophy
What will be an ideal response?
Biology & Microbiology
Endoskeletons are shed in the process of ecdysis
____________________ Indicate whether the statement is true or false.
Biology & Microbiology