Biology, 09.03.2020 19:26 tdyson3p6xvtu
1) There is a larger number of hydrophilic molecules on the outside of a cell than on the inside. Identify the conditions that could equalize the intracellular and extracellular concentrations of this molecule.
A. not inserting any transport proteins in the membrane
B. placing only intracellularly‑directed pumps in the membrane
C. placing carrier proteins in the membrane
D. placing intracellularly‑directed and extracellularly‑directed pumps in the membrane
2) Which of the conditions would be the most metabolically efficient way for a cell to equalize the intracellular and extracellular concentrations of this molecule?
A. not inserting any transport proteins in the membrane
B. placing only intracellularly-directed pumps in the membrane
C. placing carrier proteins in the membrane
D. placing intracellularly directed and extracellularly directed pumps in the membrane
Answers: 2
Biology, 22.06.2019 03:20
Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics
Answers: 3
Biology, 22.06.2019 04:00
1) strawberry plants typically reproduce by making runners, which are miniature versions of themselves, that grow off of the roots and stems of the parent. this type of vegetative reproduction is known as a) pollination. b) fragmentation. c) binary fission. d) vegetative propogation.
Answers: 2
1) There is a larger number of hydrophilic molecules on the outside of a cell than on the inside. Id...
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