Lecture 7 Homework Assignment 10 points Student\u2019s score ________\/10<\/p>\n
Name:_____________________________________<\/p>\n
(Answers can be found in textbook Chapter 7 or in Lecture 7 Powerpoints)<\/p>\n
Which of the following chemical elements is not a major requirement for most cells?<\/p>\n
Hydrogen<\/p>\n
Carbon<\/p>\n
Nitrogen<\/p>\n
Iodine<\/p>\n
Which of the following statements is true of passive transport?<\/p>\n
It requires a gradient<\/p>\n
It requires energy<\/p>\n
It includes endocytosis<\/p>\n
It only moves water<\/p>\n
Which of the following statements is true of active transport?<\/p>\n
It does not require energy<\/p>\n
It requires a concentration gradient<\/p>\n
\u2018Phagocytosis\u2019 is a process which involves the engulfment of whole cells or particles<\/p>\n
\u2018Group translocation\u2019 involves the formation of vesicles of liquid which are taken into the cell. <\/p>\n
A cell exposed to a hypertonic environment will ___________due to osmosis.<\/p>\n
Gain water <\/p>\n
Lose water <\/p>\n
Neither gain nor lose water<\/p>\n
Burst<\/p>\n
As far as temperature requirements, most human and animal pathogens are:<\/p>\n
Thermophiles<\/p>\n
Mesophiles<\/p>\n
Psychrophiles<\/p>\n
Extreme thermophiles<\/p>\n
Most bacteria grow best in a pH range of:<\/p>\n
6.2 – 6.8<\/p>\n
8.0 \u2013 8.5<\/p>\n
4.5 \u2013 5.0<\/p>\n
7.0 \u2013 7.2<\/p>\n
Bacteria reproduce by a simple asexual means of reproduction called _______________.<\/p>\n
Outline the steps of this process.<\/p>\n
In the phases of bacterial growth in culture, which phase is the period of rapid cell division in which the cells are most vulnerable to the effects of antibiotics and radiation?<\/p>\n
Log phase<\/p>\n
Lag phase<\/p>\n
Death phase<\/p>\n
Stationary phase<\/p>\n
A \u2018generation time\u2019 is:<\/p>\n
The time it takes for a bacterial cell population to die off<\/p>\n
The time it takes for antibiotics to inhibit bacterial growth<\/p>\n
The time it takes for 1 bacterial cell to divide into 2 cells<\/p>\n
The time it takes for the bacterial population to reach 1 million cells<\/p>\n
In a viable plate count, each __________________represents a _________________in the original sample being tested.<\/p>\n
Living bacterial cell, colony<\/p>\n
Colony, living bacterial cell<\/p>\n
Hour, generation<\/p>\n
Colony, living or dead bacterial cell<\/p>\n","protected":false},"excerpt":{"rendered":"
Lecture 7 Homework Assignment 10 points Student\u2019s score ________\/10 Name:_____________________________________ (Answers can be found in textbook Chapter 7 or in Lecture 7 Powerpoints) Which of the following chemical elements is not a major requirement for most cells? Hydrogen Carbon Nitrogen Iodine Which of the following statements is true of passive transport? It requires a gradient […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10],"class_list":["post-97897","post","type-post","status-publish","format-standard","hentry","category-research-paper-writing","tag-writing"],"_links":{"self":[{"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/posts\/97897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/comments?post=97897"}],"version-history":[{"count":0,"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/posts\/97897\/revisions"}],"wp:attachment":[{"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/media?parent=97897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/categories?post=97897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/papersspot.com\/blog\/wp-json\/wp\/v2\/tags?post=97897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}