DAT 216-256

Question 1

examples of phylum cnidaria

Answer 1

hyras, corals, jellyfish

Question 2

examples of phylum arthropoda

Answer 2

spiders and crusteaceans

Question 3

examples of phylum chordata

Answer 3

tunicates, mammals, amphibians, reptiles, jawless fish

Question 4

cell cleavage facts

Answer 4

cleavage patterns vary among different animal groups ; the cell is divided into smaller cells as the number of cells increase and no cell growth occurs ; exact cleavage pattern will depend on the amount of amount of yolk in the egg; end result of cleavage is the blastula, nuclear:cytoplasmic cell increases

Question 5

RNA polymerase vs. DNA polymerase

Answer 5

DNA polymerase has proofreading ability, RNA does not, thus, has greater error level than that of DNA

Question 6

structure of tRNA

Answer 6

clover like

Question 7

most diverse type of plants

Answer 7

angiosperms

Question 8

will store food for he germinating seedling

Answer 8

cotyledon or so called seed leaf

Question 9

threshold stimulus

Answer 9

the minimal level of stimulation rehired to cause a muscle fiber to complexly contract

Question 10

sub threshold stimulus

Answer 10

strong enough to create a COMPLETE response to an action potential

Question 11

in a hypotonic soln

Answer 11

cell will swell and probably burst, plants contain cell wall and are more resistant to swelling in hypnotic soln

Question 12

cause cell to shrivel

Answer 12

hypertonic soln

Question 13

responsible for the reduction of immunoglobins or antibodies

Answer 13

humoral immunity

Question 14

involved in cell mediated immunity, don’t make antibodies

Answer 14

Tlymphocytes

Question 15

produce antibodies

Answer 15

B lymphocytes

Question 16

most abundant waste product of metabolism

Answer 16

Co2

Question 17

DNA synthesis occurs in…

Answer 17

S-phase

Question 18

in G2 the cell….

Answer 18

prepares to divide

Question 19

During G1…

Answer 19

we see production of mitochondria, ribosomes and much protein synthesis

Question 20

mycology divisions based on

Answer 20

types of sexual spores they reproduce

Question 21

first to evolve

Answer 21

jawless fish such as hagfish (scavengers) and lampreys (parasites)

Question 22

denaturation will alter which protein structures

Answer 22

2º, 3º, 4º

Question 23

when is 1º structure of protein lost

Answer 23

only if digestion or hydrolysis occurs.

Question 24

what may cause denaturation of a protein

Answer 24

heat, pH change, radiation, heavy meals such as Pb+2, Ag+, Hg2+

Question 25

which process generates the most ATP

Answer 25

ETC; which occurs in the inner membrane of the mitochondria

Question 26

where is bile(an emulsifier of fats) produced

Answer 26

liver

Question 27

urea formation occurs in the

Answer 27

liver

Question 28

where is liver stored

Answer 28

gal bladder

Question 29

where is pollen produced

Answer 29

anther

Question 30

pistil; its parts and it's function

Answer 30

female part of plant; consist of stigma, style and ovary; it's sticky and will catch the pollen

Question 31

style

Answer 31

tube like structure connecting the stigma to the ovary

Question 32

stamen

Answer 32

male part of plant

Question 33

whats special about the haploid gameotypes in plants

Answer 33

its multicellular, where as in animals its unicellular

Question 34

primary neurotransmitter of the parasympathetic nervous system

Answer 34

Acetylcholine

Question 35

primary neurotransmitter of the sympathetic nervous system

Answer 35

norepinephrine

Question 36

DNA segments that are moveable are called

Answer 36

transposable elements

Question 37

differentiation will....; occurs....

Answer 37

when a cell has become specialize, arise as a result of elective gene expression

Question 38

segmented worms

Answer 38

annelids

Question 39

arthopod circulatory system

Answer 39

open

Question 40

responsible for the striations in skeletal muscle

Answer 40

alternating between thin actin filaments and thick myosin filaments

Question 41

light bands [I-bands]

Answer 41

thin actin filaments

Question 42

thick dark bands

Answer 42

myosin filaments

Question 43

connecting links between nucleic acid

Answer 43

phosphodiaster bonds ; go from 5' carbon of one unit to the 3' OH on the next one.

Question 44

best way to identify a new species

Answer 44

reproductive isolation

Question 45

cephlapods characteristics

Answer 45

tenteavles to capture prey, include the squid(largest known invertebrate); have GREAT demand for O2, contain well developed nervous system, giant nerve fibers connect the brain with muscles used in jet propulsion

Question 46

net reaction of glycolysis

Answer 46

Glucose + 2Pi + 2ADP + 2NAD+ --------- > 2 pyruvate + 2ATP + N NADH + 2H+ + 2H2O

Question 47

kingdom of blue green algae and bacteria

Answer 47

kingdom monera

Question 48

what kingdom are paramecium in

Answer 48

protista

Question 49

what kingdom are mushrooms in

Answer 49

fungi

Question 50

what kingdom are green algae in

Answer 50

protista

Question 51

bryophytes

Answer 51

non vascular land plants such as mosses, liverworts, hornworts. have underground stems and live in moist humid habitats

Question 52

sporazoans

Answer 52

diverse group of parasites that include plasmodium ---which causes malaria

Question 53

bone resorbing

Answer 53

osteoclasts

Question 54

RBC

Answer 54

O2 transport

Question 55

WBC

Answer 55

infections

Question 56

MAcrophage and neutrophils

Answer 56

phagocytosis

Question 57

Plasma cells

Answer 57

antibody production

Question 58

Mast cells

Answer 58

histamine release

Question 59

amnio

Answer 59

fluid filled sac that surrounds the embryo in reptiles, birds and mammals ---NOT amphibians

Question 60

greatest # of similarities would be if the organisms where in the same

Answer 60

genus