Biology, 29.01.2020 21:51, glizbethh00

Que funciones positivas cumplen los animales?

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Biology, 21.06.2019 19:50, bgallman153p71edg

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation. c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation. d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.

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Biology, 22.06.2019 06:00, tiffanibell71

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

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Biology, 22.06.2019 09:30, ssuereichard

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.

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Biology, 22.06.2019 10:50, goodluck99

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b. diffusion c. endocytosis d. exocytosisc. endocytosis