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172
Biology
9th Grade
06/13/2012

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Term
what characteristics do living things have in common?
Definition
have cells, be able to reproduce, have DNA. use energy, maintain a stable internal environment, evolve, grow and develop, respond to their environment.
Term
what is a hypothesis
Definition
a educated guess
Term
what is a scientific theory
Definition
proven by experiment
Term
what is a cell
Definition
basic unit of life
Term
chloroplast
Definition
makes food
Term
endoplasmic reticulum
Definition
passageway
Term
golgi apparatus
Definition
transport
Term
lysosome
Definition
destroy
Term
mitochondria
Definition
makes food
Term
nucleus
Definition
control center
Term
vacuoles
Definition
storage
Term
what structures are found only in plant cells
Definition
chloroplast and cell wall
Term
what is the cell membrane made of
Definition
lipid bilayer made of fat
Term
what does selective permeability mean
Definition
allows only some go in and out
Term
what the the two types of transport
Definition
active and passive transport
Term
what is active transport
Definition
requires energy
Term
what is passive transport
Definition
doesn't require energy
Term
what is diffusion
Definition
high to low/ more to less
Term
what is equilibrium
Definition
same throughout
Term
what is osmosis
Definition
diffusion of water
Term
what is hypertonic solutions
Definition
more
Term
isotonic solutions
Definition
equal
Term
what is hypotonic solutions
Definition
less
Term
what does ATP stand for
Definition
adenosine triphosphate
Term
how is energy released from ATP
Definition
breaking the phosphate bonds
Term
what is photosynthesis
Definition
the process that plants use to make food for themselves through sunlight
Term
what tie the chemical equation of the photosynthesis
Definition
6CO + 6H O ---> C H O + 6O
light
Term
what is the total amount of ATP made for cellular (aerobic) respiration?
Definition
36
Term
what does aerobic mean
Definition
requires oxygen
Term
what does anaerobic mean
Definition
doesn't require oxygen
Term
what is chlorophyll
Definition
pigments to absorb light
Term
what is cellular respiration
Definition
it makes energy
Term
where does cellular respiration take place
Definition
mitochondria
Term
what is the chemical equation of cellular respiration
Definition
6O + C H O ---> 6CO + 6H O + ENERGY
Term
what is more effective: aerobic cellular respiration of fermentation?
Definition
aerobic cellular respiration
Term
what is the longest phase of the cell cycle
Definition
interphase
Term
what is made at the end of mitosis?
Definition
2 identical cells
Term
prophase
Definition
chromosomes condense
Term
metaphase
Definition
chromosomes line up in the middle
Term
anaphase
Definition
slip in half
Term
telophase
Definition
nucleus splits in half
Term
what is the splitting of the cytoplasm called
Definition
cytokinesis
Term
how is mitosis different in animal and plant cells
Definition
cell wall
Term
what is made at the end of meiosis
Definition
4 daughter cells with 1/2 chromosomes
Term
what is the difference between meiosis and mitosis
Definition
mitosis happens twice (sex cells)
Term
what is a zygote
Definition
a fertilized egg
Term
what is heredity
Definition
passing traits
Term
what is genotype
Definition
genetic makeup
Term
what is a phenotype
Definition
physical characteristics of an organism
Term
what is homozygous
Definition
two identical alleles for a particular trait
Term
what is heterozygous
Definition
two different alleles for the same trait
Term
who is known as the father of genetics
Definition
mendel
Term
what term describes when two alleles affect the phenotype of an organism by blending together
Definition
incomplete dominance
Term
what term describes two alleles affect the phenotype of an organism but without blending
Definition
codominance
Term
what is trait determined by more than one pair of alleles or more that on gene
Definition
polygenic traits
Term
what genotypes are used to represent males and females
Definition
XX AND XY
Term
what is a chromosomal mutations
Definition
change in genetic material
Term
what is a diagram that allows you to follow or trace a trait through several generations
Definition
pedigree chart
Term
what is a picture of your chromosomes that arranges them into pairs and then orders them by size
Definition
karyotype
Term
what does DNA stand for
Definition
deoxyribonucleic acid
Term
what does RNA stand for
Definition
ribonucleic acid
Term
what are the 3 parts of a nucleotide
Definition
sugar, phosphate, and nitrogen base
Term
what are the 4 bases in DNA
Definition
adenine, guanine, cytosine. and thymine.
Term
how do they bases in DNA pair up
Definition
A to T, and C to G
Term
what is the shape of DNA
Definition
a double helix
Term
what discovered the shape of DNA
Definition
Watson and Crick
Term
what are the differences between DNA and RNA
Definition
DNA is double strained, base T and deoxyribase sugar
RNA is single stranded, base U and ribo sugar
Term
what is the function of mRNA
Definition
copies DNA goes to ribosomes
Term
what is the function of tRNA
Definition
brings in amino acids
Term
what is the name of the process that makes RNA from DNA
Definition
transcription
Term
what is a codon
Definition
3 nitrogen bases (nucleotide)
Term
what is the name of the process that makes proteins using RNA
Definition
translation
Term
what do proteins consist of
Definition
change of amino acid
Term
what is a mutation
Definition
change in sequence
Term
what is a point mutation
Definition
change in one or few nucleotides
Term
what is a frameshift mutation
Definition
added or deleted nucleotides
Term
in replication what amino acid goes to what
Definition
A to T, T to A, G to C, C to G
Term
in transcription what amino acid goes to what
Definition
a->u, t->a, c->g, g->c
Term
if their is 20 pieces of adenine bases how many thymine should their be
Definition
20
Term
how many parts does a nucleotide have
Definition
3
Term
what is evolution
Definition
change over time
Term
who was charles darwin
Definition
factor of evolution
Term
what is the definition of natural selection
Definition
best adapted survive
Term
what is an adaptation
Definition
trait that increases chance of survival
Term
what is camouflage
Definition
to look like something
Term
what is mimicry
Definition
to act like something
Term
what is better camouflage or mimicry
Definition
camouflage
Term
what is the 5 types of evidence for evolution
Definition
fossil record, geographic distribution of living species, homologous body structures, and similarities embryology
Term
what are the three types of natural selection
Definition
stabilizing, directional. and disruptive.
Term
what is stabilizing, natural selection
Definition
center of curve highest fitness
Term
what is directional, natural selection
Definition
one end of curve is higher fitness
Term
what is disruptive, natural selection
Definition
both ends of the curve is higher fitness
Term
what is a species
Definition
similar organisms that can reproduce
Term
what is reproductive isolation mechanisms
Definition
can not interbreed
Term
what is behavioral isolation mechanisms
Definition
different rituals
Term
what is geographic isolation mechanisms
Definition
land barrier
Term
what is temporal isolation mechanisms
Definition
different reproduce times
Term
what is a virus
Definition
particles of nucleic acid, proteins
Term
what is a host cell
Definition
what virus invades
Term
what are receptor sites
Definition
where the virus attaches
Term
what happens during the lytic cycle
Definition
host cell is destroyed
Term
what happens during the lysogenic cycle
Definition
keeps making copies
Term
which is more harmful: lytic or lysogenic cycle
Definition
lysogenic
Term
what is a retrovirus
Definition
contain RNA
Term
how are both HIV and AIDS related
Definition
HIV leads to AIDS
Term
how can humans fight viral infections
Definition
vaccines
Term
what do bacteria need in order for them to grow
Definition
food, right environment
Term
what is ecology
Definition
study of interactions of organisms
Term
what does abiotic mean
Definition
non living
Term
what does biotic mean
Definition
living
Term
put biosphere, community, ecosystem, organism,population in order from smallest to largest
Definition
organism, population, community, ecosystem, biosphere
Term
what is a habitat
Definition
place where you live
Term
what is niche
Definition
role in habitat
Term
what is the symbiotic relationship of mutualism
Definition
both benefit
Term
what is the symbiotic relations of commensalism
Definition
one benefits other nothing
Term
what is the symbiotic relationship of parasitism
Definition
one benefits one harmed
Term
what is a autotroph
Definition
makes own food
Term
heterotroph
Definition
needs other for food
Term
carnivore
Definition
eats meat
Term
herbivore
Definition
eats plants
Term
omnivore
Definition
eats both meat and plants
Term
scavenger
Definition
eats dead stuff
Term
decomposer
Definition
breaks down dead things
Term
what are the steps in the water cycle
Definition
evaporate, condense, precipitate, run off
Term
what is carry capacity
Definition
most individuals population can have
Term
what is the function of the nervous system
Definition
control body
Term
what is the function of the endocrine system
Definition
releases hormones
Term
what is the function of the digestive system
Definition
digest and absorb food
Term
what is the function of the circulatory system
Definition
move material around body
Term
what is the function of the excretory system
Definition
removes waste
Term
what are the two major divisions of the nervous system
Definition
central and perphera
Term
what does the central division of the nervous system control
Definition
the brain and spinal cord
Term
what does the perphera division of the nervous system control
Definition
all nerves
Term
what is the function of the cerebrum
Definition
voluntary actions
Term
what is the function of the cerebellum
Definition
controls muscles, keeps balance
Term
what is the function of the brain stem
Definition
regulates into the brain
Term
what part of the neuron sends messages
Definition
axon
Term
what part of the neuron receives messages
Definition
dendrites
Term
what is a synapse
Definition
the space between
Term
how do impulses travel from neuron to neuron if they do not touch?
Definition
neurotransmitters
Term
what are the 3 types of neurons
Definition
sensory, motor, internueron
Term
what do the sensory neurons control
Definition
sensors
Term
what do the motor neurons control
Definition
muscles
Term
what do the internueron neurons control
Definition
neurons
Term
what structure are included in the integumentary system
Definition
skin, nails, hair
Term
what are the 5 functions of the integumentary system
Definition
protect against the sun, removes waste, regulates temperature, and barrier to germs
Term
what are the components of blood.
Definition
plasma, red blood cells, white blood cells, and platelets
Term
what does plasma do
Definition
many jobs
Term
what does red blood cells do
Definition
carry oxygen
Term
what does the white blood cells do
Definition
fight diseases
Term
what does platelets
Definition
clot blood
Term
what are the types of blood vessels
Definition
arteries, veins, and capillaries
Term
what does arteries do
Definition
take good blood to body
Term
what does veins do
Definition
takes bad blood to lungs
Term
what does capillaries do
Definition
material exchange
Term
what is a pathogen
Definition
disease
Term
what are the five nonspecific defenses your body uses to fight disease/ infection
Definition
skin, tears, swear, mucus, and oil
Term
what is the scientific term for the white blood cell
Definition
phagocytes
Term
what is B-cells
Definition
body fluids
Term
where is T-cells
Definition
in living cells
Term
what are the 5 functions of the skeletal system
Definition
makes blood, movement, storage, protects organs, and supports body
Term
where is the ball and socket joint
Definition
shoulder and hip
Term
where is the gliding joint
Definition
wrist
Term
where is the hinge joint
Definition
elbow
Term
where is the pivot joint
Definition
neck
Term
what is a ligament
Definition
holds bones in joints
Term
what is a tendon
Definition
attaches muscles to bones
Term
what are the three types of muscles found in the body
Definition
cardiac, skeletal, smooth
Term
where is the cardiac muscle and is it voluntary or involuntary
Definition
heart, involuntary
Term
where is the skeletal muscle and is it voluntary or involuntary
Definition
on bones/ voluntary
Term
where is the smooth muscle and is it voluntary or involuntary
Definition
in organs/ involuntary
Term
put the following in order that food would pass: esophagus, large intestine, mouth, small intestine, and stomach
Definition
mouth, esophagus, stomach, small intestine, and large intestine
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