vocab

Question 1

Nasal epethilium

Answer 1

Serves as a physical barrier

Question 2

anosmia

Answer 2

loss of smell

Question 3

Lateral geniculate nucleus

Answer 3

replays visual and auditory info to the brain

Question 4

zonules

Answer 4

connective tissue between ciliary muscles and the lens

Question 5

melanin granules

Answer 5

cytoplasmic structure that carries melanin

Question 6

connecting stock

Answer 6

contains the optic nerve

Question 7

tapetum

Answer 7

the reflective layer in the eye between the retina and chorid

Question 8

macula

Answer 8

highest concentration of photoreceptors

Question 9

meninges

Answer 9

protective layer over spinal chord + brain

Question 10

dorsal

Answer 10

top

Question 11

ventral

Answer 11

bottom

Question 12

ogliodendrocyte

Answer 12

myelinated cells of the CNS

Question 13

what is vassopressin also known as?

Answer 13

antidiuretic hormone

Question 14

acromegaly

Answer 14

too much growth hormone production; causes stalky figure and large/wide features

Question 15

aldosterone

Answer 15

increases fluid retention

Question 16

cushings disease

Answer 16

over production of adrenocorticotropic hormone

Question 17

addison’s disease

Answer 17

low cortisol levels;

Question 18

islet

Answer 18

location of insulin secretion

Question 19

beta cells

Answer 19

secrete insulin

Question 20

alpha cells

Answer 20

secrete glucagon

Question 21

benedicts solution

Answer 21

used to detect low blood sugar

Question 22

Infundibulum

Answer 22

connects the hypothalamus to the posterior pituitary

Question 23

gestation

Answer 23

period between conception and birth

Question 24

Episiotomy

Answer 24

cutting between the vaginal canal and anus while giving birth

Question 25

Parthenogenesis

Answer 25

reproduction without fertilization

Question 26

bacterial conguation

Answer 26

transfering DNA from one organism to another of the same species

Question 27

barr body

Answer 27

the inactive X chromosome

Question 28

wild type

Answer 28

a genotype that is typically found in nature

Question 29

chargaffs rule

Answer 29

c and t exist in equal proportions, as well as c and g

Question 30

Semi conservative

Answer 30

new DNA is made up of part of the old material, but also new material

Question 31

point mutation

Answer 31

one nucleotide changes

Question 32

substitution mutation

Answer 32

one nucleotide is switched

Question 33

insertion mutation

Answer 33

nucleodide(s) are inserted randomly, shifting + changing the following codons

Question 34

deletion mutation

Answer 34

deletion of nucleotide(s)

Question 35

silent mutation

Answer 35

a nucleotide changes but does not affect the outcome of the amino acid created

Question 36

missense mutation

Answer 36

when a substitution creates a new amino acid

Question 37

frameshift mutation

Answer 37

insertion or deletion causes a shift on pattern, changing the proceeding codons

Question 38

endosymbiont

Answer 38

an organism that lives within another organism (cells in cells)

Question 39

polymorphism

Answer 39

the variations of geno/phenotypes within a population

Question 40

genetic drift

Answer 40

change in allele frequencies in a population due to a chance event

Question 41

founder effect

Answer 41

when a small group from a population leave and create a new small community in which a smaller gene pool exisits

Question 42

bottleneck effect

Answer 42

gene pool change that results from a rapid decrease in population; usually due to natural disaster

Question 43

biotic potential

Answer 43

the highest possible growth per capita rate for a population

Question 44

growth per capita rate

Answer 44

rate of change per individual, helps compare populations of different sizes and habitats

Question 45

aposematism

Answer 45

warning predators with dangerous colouration as defense

Question 46

density dependent

Answer 46

biotic factors

Question 47

density independent

Answer 47

abiotic factors

Question 48

restriction enzyme

Answer 48

cut DNA strands at specific complementary pairs - resulting in different sized strands used in gel electrophoresis

Question 49

DNA fingerprinting

Question 50

Gel electrophoresis

Answer 50

a way to perform DNA finger printing to determine relatedness of species or find a match to known DNA.

Question 51

recombinant DNA

Answer 51

a molecule of DNA that contains genetic material from different sources

Question 52

target sequence

Answer 52

a short sequence of nucleotides that is specifically targeted by a restriction endonuclease enzyme

Question 53

restriction endonuclease

Answer 53

a restriction enzyme that can target a specific sequence of nucleotides.