3_5_08_DNA - Lecture 18 Questions 18.1. The _was discovered...

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Lecture 18 Questions 18.1. The __________was discovered serendipitously while Robert Brown was studying pollination in orchids. A) mitochondria B) endoplasmic reticulum C) nucleus D) chloroplast E) cell wall 18.2. _________is a process that involves one duplication and one division and the production of diploid cells. A) Meiosis B) Mitosis C) Arabidopsis D) Photosynthesis E) Protein Synthesis 18.3. _________is a process that involves one duplication and two divisions and the production of haploid cells. A) Meiosis B) Mitosis C) Arabidopsis D) Photosynthesis E) Protein Synthesis 18.4. Which of the following cells are haploid? A) cells of the vas deferens B) cells of the prostate gland C) cells of the penis D) sperm cells E) cells of the scrotum 18.5. Fertilization normally results in a ________zygote. A) haploid B) diploid C) tetraploid D) asexual E) ectopic 18.6. The ____________is the main hereditary organelle in plants.
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A) mitochondria B) chloroplast C) nucleus D) ribosome E) genetosome 18.7. The ____________is the hereditary organelle in animals and humans. A) mitochondria B) chloroplast C) nucleus D) ribosome E) genetosome 18.8. The process where diploid cells divide to form haploid cells is known as A) Meiosis B) Mitosis C) Arabidopsis D) Photosynthesis E) Fertilization 18.9. The process where diploid cells divide to form diploid cells is known as A) Meiosis B) Mitosis C) Arabidopsis D) Photosynthesis E) Fertilization 18.10. The process where haploid cells fuse to form diploid cells is known as A) Meiosis B) Mitosis C) Arabidopsis D) Photosynthesis E) Fertilization 18.11 Miescher knew that nuclein was a novel kind of chemical because: A) it was not a protein because it was not soluble in the solvents that solubilized proteins B) it was not a protein because it was not digested by pepsin C) it was not a carbohydrate because it contained other atoms (e.g. N and P) besides C, H and O in the following proportion (C(H 2 O))
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D) it was not a fat, because it did not float above the aqueous solution E ) all of the above 18.12. Miescher’s manuscript suggesting that Nuclein was the genetic material was: A) accepted by a journal and widely read. B) accepted by a journal but only read by 7 people.
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This note was uploaded on 04/03/2008 for the course BIO G 010 taught by Professor Macneil during the Spring '07 term at Cornell University (Engineering School).

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3_5_08_DNA - Lecture 18 Questions 18.1. The _was discovered...

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