Student\'s Name Biology 2 lab midterm Professor Kohan 1) After Gram staining of
ID: 216337 • Letter: S
Question
Student's Name Biology 2 lab midterm Professor Kohan 1) After Gram staining of some bacteria The Gram negative bacteria will be purple and the Gram positive bacteria will be pink The Gram negative bacteria will be pink and the gram positive bacteria will be purple Both Gram positive and negative bacteria will be pink Both Gram positive and negative bacteria will be purple 2) Which of the following plants have a heart-shape prothallium? Nonvascular plants b)) Seedless vascular plants Gymnosperms d) Angiosperms 3) Prokaryotes' essential genetic information is located in the nucleolus. b) nucleoid. c) nucleosome. d) plasmids. e) exospore. 4) Genetic variation in bacterial populations can not result from a) transduction. b) transformation conjugation mutation e) meiosis. -5) Chemicals, secreted by fungi, that inhibit the growth of bacteria are known as a) antibodies. b) aflatoxins. c) hallucinogens d) antigens. antibiotics 6) All fungi share which of the following characteristics? symbiotic ) heterotrophic c) flagellated d) pathogenic e) act as decomposers 7) Lichens are symbiotic associations of fungi and a) mosses. b) cyanobacteria. c) green algae. d) Three of these responses are correct. e) Only B and C are correct.Explanation / Answer
ANSWER:
1) b) The gram negative bacteria will be pink and the gram positive bacteria will be purple
2) b) Seedless vascular plants
3) a) Prokaryotes essential genetic information is located in the nucleolus
4) d) Genetic variation in bacterial populations can not result from mutation
5) e) Chemicals ,secreted by fungi that inhibits growth of bacteria are known as antibiotics
6) a) All fungi share symbiotic characteristics
7) e) Lichens are symbiotic association of fungi ,cyanobacteria and green algae