Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
54 Cards in this Set
- Front
- Back
|
Polymer
|
a chain of individual molecules.
|
|
|
Dissacharide
|
sucrose, maltose, lactose.
|
|
|
Polysaccharide
|
starch(plant storage).
|
|
|
lipids
|
long carbon chaings with many double bonds.
|
|
|
monomer
|
nucleotide forms enormous chains of dna, rna, atp.
|
|
|
pentose
|
5 carbons
|
|
|
how to test sugars
|
benedicts test
|
|
|
how to test for starches
|
iodine
|
|
|
hwo to test for protein
|
biuret
|
|
|
how to test for fats and oils
|
smear test
|
|
|
carbonydrate
|
monosaccharide
|
|
|
hemoglobin
|
oxygen transport
|
|
|
enzymes
|
bond builders, bond breakers, use energy, are proteins.
|
|
|
exothermic
|
production of heat
|
|
|
endothermic
|
absorbtion of heat
|
|
|
nucleic acid
|
genetic information
|
|
|
cell membrane
|
regulates what comes in or out of the cell
|
|
|
dna in non-dividing cell
|
chromatin
|
|
|
ribosomes
|
site of protein synthesis
|
|
|
endoplasmic reticulum
|
tunneling system for the fast movement of large molecules through the jello
|
|
|
golgi bodies
|
folding of proteins. looks like pancakes.
|
|
|
mitochondria
|
site of respiration breaks down fulcos
|
|
|
vacuoles
|
capture and digest food. storage area.
|
|
|
chromoplasts
|
site of photosynthesis
|
|
|
motility structures
|
cilia:thousands of tiny hair that vibrate in an organized matter. flagella: single hair that beats for motion
|
|
|
lysome
|
cells garbage disposal breaks down large molecules into smaller molecules enzymatically
|
|
|
centriole
|
organizes the dna for mitotc division
|
|
|
diffusion
|
movemnet of molecules from high to low concentration
|
|
|
diffusion in liquids
|
molecules are farther apart easily slower than in gases
|
|
|
osmosis
|
diffusino of water molecules through a semipermeable membrane
|
|
|
dna
|
deoxyribose nucleic acid
|
|
|
dna is a
|
polymer
|
|
|
nucleotide is a
|
monomer
|
|
|
bases
|
nitrogen bases phosphoric acid group. adenine-thymine guanine-cytosine.
|
|
|
dna paris are joined by?
|
hydrogen bonds
|
|
|
shape of dna
|
double helix
|
|
|
how many base pairs per twist?
|
five
|
|
|
turgid
|
a cell that is full of water
|
|
|
DNA replication
|
when a new cell is going to be made each new cell has to have the same amount of DNA.
|
|
|
steps for Dna replication
|
Dna uncoils
enzymes eat through H bonds naked unattached nucleotides bond to pose base ends two ladders complete 2 identical DnA ladders dna seperates through process of mitosis |
|
|
chromosomes
|
46 in humans
|
|
|
how does information get from nucleus to ribosomes
|
messenger Rna
|
|
|
comparing Dna to Rna
|
Dna is double stranded and found in nucleus. RNA is single stranded and found in cytoplasm. in Rna adensine is paired up with Uracil.
|
|
|
theory
|
a model that explains current observations and predicts new observations
|
|
|
hypothesis
|
question that are testable through experiment or observation.
|
|
|
natural selection
|
the survival and reproduction of organisms that are best suited to their environment.
|
|
|
adaptations
|
increase the chances that an organism will survive and reproduce in its particular environment.
|
|
|
element
|
a substance made of only one kind of atom.
|
|
|
compound
|
elements can combine chemically in many ways.
|
|
|
chemical bonds
|
are formed by the attraction, sharing, or transfer of outer electrons from one atom to the other.
|
|
|
chemical reaction
|
involves making or breaking chemical bonds.
|
|
|
activation energy
|
is the energy needed to get a chemical reactino started
|
|
|
ionic bond
|
the attraction between oppositely charged ions
|
|
|
covalent bonds
|
two atoms share one or more pairs of electrons.
|
