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Bundled Bio 280 Exam Questions and Answers graded A
Bundled Bio 280 Exam Questions and Answers graded A
[Show more]Bundled Bio 280 Exam Questions and Answers graded A
[Show more]Command Center 
Monitor Body Fluids - Lymphoid Organs 
 
Series of blind-ended vessels which drain body tissues (ended by the lymph nodes) - Lymphatic System 
 
Where are T and B cells produced? - Bone Marrow 
 
Where do T cells mature? - Thymus 
 
Where do B cells mature? - Bone Marrow 
 
What do T...
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Add to cartCommand Center 
Monitor Body Fluids - Lymphoid Organs 
 
Series of blind-ended vessels which drain body tissues (ended by the lymph nodes) - Lymphatic System 
 
Where are T and B cells produced? - Bone Marrow 
 
Where do T cells mature? - Thymus 
 
Where do B cells mature? - Bone Marrow 
 
What do T...
Microbiology - The study of living things unseen to the eye 
 
First Microscope (year and who) - Zacharias Jansen: 1590 
 
Robert Hooke - 1. Biologist/environmentalist 
2. British scientist 
 
Robert Hooke was the first to.. - describe "cells" and come up with word for description of sub-compartm...
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Add to cartMicrobiology - The study of living things unseen to the eye 
 
First Microscope (year and who) - Zacharias Jansen: 1590 
 
Robert Hooke - 1. Biologist/environmentalist 
2. British scientist 
 
Robert Hooke was the first to.. - describe "cells" and come up with word for description of sub-compartm...
Why should we care about microorganisms - They cause disease 
Microorganisms are ubiquitous 
Many are beneficial 
 
A typical gram of soil has______ - 10⁹ different kinds of bacteria 
 
The human body has more _____ cells than than ______ cells - bacterial, human 
 
Where are all these microorgani...
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Add to cartWhy should we care about microorganisms - They cause disease 
Microorganisms are ubiquitous 
Many are beneficial 
 
A typical gram of soil has______ - 10⁹ different kinds of bacteria 
 
The human body has more _____ cells than than ______ cells - bacterial, human 
 
Where are all these microorgani...
Neutral theory proposes that 
a. most molecular evolution is due to genetic drift rather than natural selection 
b. natural selection is not a major cause of phenotypic evolution 
c. most mutations are neutral with respect to selection 
d. the substitution rate is not related to the neutral mutation...
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Add to cartNeutral theory proposes that 
a. most molecular evolution is due to genetic drift rather than natural selection 
b. natural selection is not a major cause of phenotypic evolution 
c. most mutations are neutral with respect to selection 
d. the substitution rate is not related to the neutral mutation...
Great Chain of Being - species were arranged on a scale from lower to higher forms 
 
Linnean classification - A classification system that breaks down animals into seven levels, each level being a taxon 
 
taxa - nested hierarchy of groups 
 
taxonomy - the science of describing, naming, and classi...
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Add to cartGreat Chain of Being - species were arranged on a scale from lower to higher forms 
 
Linnean classification - A classification system that breaks down animals into seven levels, each level being a taxon 
 
taxa - nested hierarchy of groups 
 
taxonomy - the science of describing, naming, and classi...
Which novel human activity encouraged the early increase of malaria? - agriculture 
 
Genetic drift is the process responsible for: - Losing an existing allele due to random sampling 
 
The high incidence of migraine headaches in residents of Norfolk Island (who were moved there from Pitcairn Island...
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Add to cartWhich novel human activity encouraged the early increase of malaria? - agriculture 
 
Genetic drift is the process responsible for: - Losing an existing allele due to random sampling 
 
The high incidence of migraine headaches in residents of Norfolk Island (who were moved there from Pitcairn Island...
How many chromosomes are found in prokaryotes? - one 
 
What is another place that can have DNA in prokaryotes? - plasmid 
 
Bacteria generally have a? - single large chromosome 
 
Super Coiled DNA is - DNA packed and coiled which is held together by proteins. It is not bounded by a membrane. 
 
Pla...
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Add to cartHow many chromosomes are found in prokaryotes? - one 
 
What is another place that can have DNA in prokaryotes? - plasmid 
 
Bacteria generally have a? - single large chromosome 
 
Super Coiled DNA is - DNA packed and coiled which is held together by proteins. It is not bounded by a membrane. 
 
Pla...
Describe the three levels of the bodies defenses 
 
specific/solicited? Where? - Level one: on surface 
-non specific, non-solicited 
 
Level two: beneath the surface 
-non-specific, semi-solicited 
 
Level three: systemic responses 
-specific, solicited 
 
What defenses contribute to the level one ...
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Add to cartDescribe the three levels of the bodies defenses 
 
specific/solicited? Where? - Level one: on surface 
-non specific, non-solicited 
 
Level two: beneath the surface 
-non-specific, semi-solicited 
 
Level three: systemic responses 
-specific, solicited 
 
What defenses contribute to the level one ...
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