Exam 3

Question 1

allelic variation within and between populations

Answer 1

Genetic Diversity

Question 2

How many species are in a given area

Answer 2

Species Diversity

Question 3

How many habitats are in a given ecosystems

Answer 3

Ecosystem Diversity

Question 4

Areas that host a particular species

Answer 4

Habitats

Question 5

Cells that lack a nucleus and membrane-bound organelles

Answer 5

Prokaryote

Question 6

Cells that have a nucleus and membrane-bound organelles

Answer 6

Eukaryote

Question 7

Eu means true nucleus

Answer 7

True

Question 8

Pro means before nucleus

Answer 8

True

Question 9

Broad category ranking organism on similar cell type and genetics

Answer 9

Domain

Question 10

Unicellular Prokaryoties

Answer 10

Bacteria and Arcaea

Question 11

Unicellular & multi-cellular Eukaryotes

Answer 11

Eukarya

Question 12

There are six kingdoms divided from the domains.

Answer 12

True

Question 13

Plasmids are additional genetic content not related to primary cellular function.

Answer 13

True

Question 14

Conjugation is two living organisms exchange genetic material

Answer 14

True

Question 15

The taking in of DNA that sitting in the environment is Environmental Uptake.

Answer 15

True

Question 16

Insertion of genes from one domain to another is refereed to as Domain-Domain

Answer 16

True

Question 17

get their Carbon from inorganic sources

Answer 17

Autotroph

Question 18

Receive their carbon from organic sources

Answer 18

Heterotroph

Question 19

Obtain their energy from light (inorganic)

Answer 19

Photo-

Question 20

Obtain their energy from inorganic molecules

Answer 20

Litho-

Question 21

Obtain their energy from organic molecules

Answer 21

Chemo-

Question 22

Does not need oxygen (will limit growth)

Answer 22

Anaerobes

Question 23

Needs atmospheric oxygen

Answer 23

Aerobes

Question 24

Extremophiles are organism that thrive in extreme environments

Answer 24

True

Question 25

Thermophiles need high heat.

Answer 25

Ture

Question 26

Halophiles need high salt.

Answer 26

True

Question 27

Acidophiles need high acid.

Answer 27

True

Question 28

Pathogens are organisms that cause disease in other organisms

Answer 28

True

Question 29

Traits that leads to increased reproduction

Answer 29

Adaptive

Question 30

Traits that lead to decreased reproduction

Answer 30

Maladaptive

Question 31

Gene flow is alleles moving between populations.

Answer 31

True

Question 32

Mutation increases variation

Answer 32

True

Question 33

This generally removes variation

Answer 33

Natural Selection

Question 34

This generally maintains existing variation

Answer 34

Gene Flow

Question 35

this removes variation all together

Answer 35

Genetic Drift

Question 36

Bases on shared physical characteristics

Answer 36

Morphological

Question 37

Based on as a group of natural populations that can interbreed and produce fertile offspring.

Answer 37

Biological

Question 38

One species splits to form two or mote species by being reproductively isolated from one another is called ________.

Answer 38

Speciation

Question 39

__________ barriers prevent sperm and egg gamete from successful fusion to from a zygote

Answer 39

Pre-zygotic

Question 40

_________ barriers prevent zygotes from developing into health and fertile offspring

Answer 40

Post-zygotic

Question 41

Natural selection comes from environmental pressures

Answer 41

True

Question 42

Sexual Sections is based on mate preferences

Answer 42

True

Question 43

Artificial Selection is due to mans impact on nature

Answer 43

True

Question 44

___________ (__RNA)communicated messages from DNA to be converted into proteins.

Answer 44

Messenger RNA (mRNA)

Question 45

______________ (__RNA) enzymatic RNA that binds amino acids together inside a ribosome

Answer 45

Ribosomal RNA (rRNA)

Question 46

___________ (__RNA) brings amino acids to ribosomes and interacts with mRNA and rRNA.

Answer 46

Transfer (tRNA)

Question 47

Alleles of a single gene

Answer 47

Law of Segregation

Question 48

Separate genes (on the same or a different chromosome)

Answer 48

Law of Independent Assortment

Question 49

A segment breaks off and is lost from a chromosome is called

Answer 49

Deletion

Question 50

A segment breaks off and in reattached bu in the reverse order is called

Answer 50

Inversion

Question 51

A segment breaks off one chromosome and becomes attached to a different non-homoguls chromosome is called

Answer 51

Translocation

Question 52

A chromosome become larger after acquiring an extra copy of a chromosome segment is called

Answer 52

Duplication

Question 53

The process of DNA to RNA is called what?

Answer 53

Transcription

Question 54

The process of RNA to protein is called what?

Answer 54

Translation

Question 55

Transcription occurs where?

Answer 55

In the nucleus

Question 56

Translation occurs where?

Answer 56

In the cytoplasm/ribosomes

Question 57

How well a genotype reproduces is called what?

Answer 57

Fitness

Question 58

________ develops speciation and reproductive isolation through geographical isolation

Answer 58

Allopatric

Question 59

________ develops speciation and reproductive isolation in the same location

Answer 59

Sympatric

Question 60

Region of DNA that indicated to an enzyme where to bind to make RNA

Answer 60

Promoter

Question 61

A special sequence of nucleotides in DNA that marks the end of a gene. It signals RNA polymerase to release the newly made RNA molecule, which then departs from the gene

Answer 61

Terminator

Question 62

enzyme that links together the growing chain of RNA nucleotides during transcription using a DNA strand as a template

Answer 62

RNA Polymerase