Question

PLEASE ANSWER ALL

of: a) NA as the site s eukaryotic cells become more specialized, the nucleus is NOT important synthesis. b) Changes in the regulation of genes, c) DNA mutation, d) synthesis of mRNA, e) Golgi apparatus synthesis 4. Which of the following is associated with Co-enzyme A by the membrane of the mitochondrion for use in the Krebs cycle? a) proteins, b) amino acids, c) fatty acids, d) pyruvate e) glycogen 5. Which is NOT a characteristic of chloroplasts? a) A chloroplast is surrounded by a double membrane. b) at is used to generate free electrons. c) The inner membrane Chlorophyll absorbs solar energy th contains proteins coded in the chloroplast's DNA. d) It has its own DNA similar to a prokaryote. e) The hlorophylls are found in the cytoplasm (fluid stroma) of the chloroplast as the ribosomes complete a synthesis, one would expect to find a) a new protein tein to insert into the lumen of the ER, c) and increase in the molecule to appear in the cytoplasm b) a prot amount of enzyme in the nucleus, d) a, b, and c are possible, e) none are possible 7. ATP by The cyanobacteria are important because they could manufacture the bond energy of capturing light energy using: a) mitochondrion b) nucleus c) chloroplast d) mesosomes containing chlorophyll e) a vacuole 8. Which is most closely associated with synthesis (the Calvin cycle) cycle of photosynthesis? a) ATP b) oxygen production, c) use of carbon dioxide to synthesize glucose,d) carbon dioxide production, production, e) removal of electrons from water for passage through an electron transport system. 9. of What biological process is hypothesized to be have been made possible by the appearance chlorophyll in the mesosomes? A) self-replicating molecules, B) multicellularity, C) photosynthesis, D) glycolysis 10. The sequence of nucleotides found in mRNA is determines the a) the structure of gene in the DNA, b) amino acids in polypeptides, c) Quaternary structure of large complex proteins, d) phospholipids 11. Which of the following is true of ribosomes: a) They are made of DNA and protein, b) Are the active site in carbohydrate synthesis, c) Are subunits that use mRNA to carry out protein synthesis, d) Are found embedded in the cell membrane, e) Are used to make DNA in prokaryotic cells Hemoglobin, a biological macromolecule (protein) is a polymer produced by the cells of the bone marrow. Which of the following is Not true? a) The chain of this polymer is a sequence of monomers b) The polymer is formed by dehydration synthesis. c) When the amino acids are connected to form the Hemoglobin, the primary, secondary and tertiary structures are formed inside the SER. d) The hemoglobin is contained in a vesicle in the cytoplasm, e) All are true 12. 3. The process that results in the buildup of high concentrations Ca* (stored) inside a vesicle of a eukaryote 14. What are the products of photosynthesis? A) Water and carbon dioxide, B) water and oxygen, C) oxygen 15. Of the following, which structures can cross cell membranes using the same protein channels as water 16. cellis the result of: A) insolubility, B) permeability, C) selectively permeable D) active transport, E) diffusion ec. E) none of these are produced asbolty and carbohydrate, D A) starch, B) small ions C) large, non-polar molecules D) DNA, E) triglycerides? Which of the following is true of ribosomes: a) They are made of DNA and protein, b) Are the active site in carbohydrate e subunits that use mRNA to carry out protein synthesis, d) Are found embedded in the cell membrane, e) Are used to make DNA in prokaryotic cells

Answer 1

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