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Cristae is the inner membrane folds of a mitochondrion

2. diffusion is the movement of a higher concentration to a lower concentration without input of energy

3. semipermeable is the membrane that lets in some molecules , but not others

4. carbon fixation is the incorporation of the carbon in carbon iv oxide into organic compounds of the Calvin cycle

5. fermentation is the breakdown of glucose in the absense of oxygen usin glycolysis

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: