Which of these must occur during s phase of the cell cycle so that two daughter cells can be produced during m phase? (1 point) a-the dna must be replicated. b-the chromosomes must be joined. c-the cytoplasm must be separated. d-the cell membrane must be expanded,

Sickle cell amelia is a condition condition where the red blood cells are deformed which is affected by sickle cell amenia

Question 1 which of the following allows cells to take in fluids? a. phagocytosis b. pinocytosis c. exocytosis d. receptor-mediated endocytosis question 2 molecules move along their concentration gradient (from areas of high concentration to low concentration) using active transport mechanisms. a. true b. false question 3 which of the following powers active transport (ie. provides the energy for)? a. glucose b. transport proteins c. atp d. phospholipids question 4 what type of lipid is a major component of the plasma membrane? a. cholesterol b. phosopholipids c. proteins d. triglycerides

Which two molecules generated by the krebs cycle pass their high-energy electrons to the electron transport chain? a. nadh b. c6h12o6 c. fadh2 d. nad+