Biology, 26.02.2020 02:44 alliemeade1
_ The cell walls of bacteria, fungi, and plant cells and the extracellular matrix 0119animal cells are all external to the plasma membrane. Which of the following icharacteristic common to all of these extracellular structures?A. They must block water and small molecules to regulate the exchange of matterand energy with their environment. B. They must permit information transfer between the cell's cytoplasm and thenucleus. C. They must provide a rigid structure that maintains an appropriate ratio of cellsurface area to volume. D. They are constructed of polymers that are synthesized in the cytoplasm andthen transported out of the cell. E. They are composed of a mixture of lipids and nucleotides
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Biology, 22.06.2019 02:00
2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?
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Biology, 22.06.2019 09:00
Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous
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Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
_ The cell walls of bacteria, fungi, and plant cells and the extracellular matrix 0119animal cells a...
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