Biology

Question 1

changing salt conc allows detachment of a blank because salt conc alters blank bonds

Answer 1

peripheral protein, hydrogen

Question 2

detergents harm blank because they alter blank

Answer 2

integral proteins, hydrophobic interactions

Question 3

miller urey simulated early earth and didnt include

Answer 3

nucleic acids

Question 4

extracellular buffer

Answer 4

bicarbonate

Question 5

intracellular buffer

Answer 5

phosphate

Question 6

freshwater always blank water because they are blank to the water

Answer 6

urinate, hyperosmolarity

Question 7

forms placenta

Answer 7

chorionic villi

Question 8

disposes wastes umbilical cord

Answer 8

allantois

Question 9

cushions embryo

Answer 9

amnion

Question 10

leads sperm to egg

Answer 10

progesterone

Question 11

zp3 protein helps activate blank reaction leading to binding of egg to uterine wall

Answer 11

acrosome

Question 12

study of contours of brain

Answer 12

phrenology

Question 13

groups by phenotypes

Answer 13

cladogram

Question 14

northern blotting allows id of blank sequnces

Answer 14

mrna

Question 15

nondisjuntion makes cell with blank and one with blank

Answer 15

two copies, no copies

Question 16

abnormal number of chromosomes

Answer 16

aneuploidy

Question 17

diploid cell

Answer 17

disomic

Question 18

two copies of each chromosome

Answer 18

diploid

Question 19

allelopathy is blank competition

Answer 19

interference

Question 20

filtration in nephron of kidney occurs between blank and blank

Answer 20

glomerulus, bowmans capsule

Question 21

posterior pit hormones

Answer 21

oxytocin, adh

Question 22

kingdom with prokaryotic cells

Answer 22

monera

Question 23

glycolysis products

Answer 23

2 nadh, 2 atp, 2 pyruvate

Question 24

krebs cycle products

Answer 24

6 nadh, 2 atp, 2 fadh2, 4 co2

Question 25

acetyl coA products

Answer 25

2 acetyl coa, 2 co2, 2 nadh

Question 26

pollen producing male part

Answer 26

anther

Question 27

egg cleavage in humans begins here

Answer 27

fallopian tube

Question 28

protein for cell motility

Answer 28

dynein

Question 29

breaks down cellulose into glucose

Answer 29

beta glucosidase

Question 30

b cells make

Answer 30

antibodies

Question 31

helper t cells secrete

Answer 31

cytokines

Question 32

nk cells cause blank of infected cells or cancer

Answer 32

apoptosis

Question 33

male and female pronuclei fusion

Answer 33

ovulation

Question 34

hold two cells tightly together

Answer 34

desmosomes

Question 35

tight junctions hold two epithelial cells together at just the blank

Answer 35

apical end

Question 36

septate junctions are like tight junctions in blank

Answer 36

invertebrates

Question 37

cardiac output =

Answer 37

sv x hr

Question 38

etc is located where

Answer 38

inner mitochondrial membrane

Question 39

glycolysis breaks down glucose into blank, where?

Answer 39

pyruvate, cytoplasm

Question 40

krebs cycle occurs here

Answer 40

mitochondrial matrix

Question 41

cytosine, uracil and thymine are

Answer 41

pyrimidines

Question 42

fats have a high blank ratio

Answer 42

H:O

Question 43

blastula that is fluid filled

Answer 43

morula

Question 44

has the endo, ecto, mesoderm, and archenteron

Answer 44

gastrula

Question 45

permits gas exchange

Answer 45

chorion

Question 46

ten turns of calvin cycle yields

Answer 46

20 pgal

Question 47

controls breathing, heart rate, digestive activity

Answer 47

medulla oblongata

Question 48

dormant virus phase in host cell

Answer 48

prophage

Question 49

calcitonin comes from

Answer 49

thyroid

Question 50

cardiac muscle is blank and blank

Answer 50

striated, mononucleate

Question 51

lowest filtrate conc in kidney is blank

Answer 51

cortex

Question 52

conc gradient increases from blank to blank in kidney

Answer 52

cortex, medulla