Bio Final

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Created by:

soccachick1295  on June 8, 2011

Subjects:

biology

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Bio Final

porifera
spongebob
1/148
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porifera spongebob
nematoda roundworms
mollusks clams
cnidarian coral
amphibian toads
mammals whales
fish rays
reptile turtles
aves penguins
platy helminthes flatworms
mammals humans
anelida earthworms
echinoderm sea cucumber
mollusk squid
arthropoda bees
marsupial koala
placental animal attached to mother by vascular nutrient system
monotreme platypus
marsupial kangaroo
monotreme animal egg is in a layer
placental human (type of mammal)
marsupial animal develops in a pouch
invertebrae sea star ( V or I )
vertebrae toad ( V or I )
invertebrae clam ( V or I )
vertebrae salamander ( V or I )
invertebrae Ascaris (tape worm) V or I
fish have a lateral line system
cnidarians nematocysts (stinging cells)
aves have a constant body temperature
mammals have fur
reptiles have thick scaly skin
aves have a very extensive and efficient air sac system
fish have gills
salmon this fish is bony
hagfish this fish is jawless
shark this fish is cartilaginous
mimicry enables a species to resemble another species (flies and yellow jackets)
camouflage enables a species to blend with its surroundings (chameleon)
physiologic change change you cannot see (MSRA resistance)
stabilizing selection favors the average population (brunettes and blondes are average and redheads are extremes)
directional selection favors a specific directions (one extreme) (the beak of a bird)
disruptive selection favors extremes of the population (both extremes) (two new species)
homologous structures(forelimbs of whales, crocs, and bird wings)
analogous structures(insect wings and bird wings)
vestigial structure appendix in the human
biochemical evidence amino acid sequences (human and chimps 98% of the same amino acids)
embryologic evidence earliest stage of development; embryos look similar (tail and gill slits can be seen in fish) (birds and rabbits and mammals)
incomplete the fossil record is...
genetic drift affects smaller populations much more than it does larger populations
individuals populations evolve; NOT ...
survival of the fittest a means of natural selection conceived of as a struggle for life in which only those organisms best adapted to existing conditions are able to survive and reproduce
genetic drift refers to the alteration of genetic equilibrium by chance
allelic frequency the percentage of any specific allele in the gene pool
polyploidy the change in chromosome number that results in the evolution of a particular species
speciation the evolution of a new species occurs when members of a similar populations no longer interbreed to produce fertile offspring within their environment
geographical isolation separation (can be caused by natural things of species such as hurricanes)
reproductive isolation chromosomes are too different to reproduce
heredity the passing on of characteristics from parents to offspring
phenotype the way a person looks, physical expression (tall or short)
genotype the genetic makeup (Tt TT or tt)
allele the alternative form of the gene (T or t)
phenotypes mendel cross pollinated the pea plants to see what would happen to the ...
homozygous the condition where both alleles of a pair are alike (TT or tt)
heterozygous the condition where both alleles of a pair are different (Tt)
monohybrid cross cross between individuals that involves one trait like shape only- round/ wrinkle
dihybrid cross cross between individuals that involve two traits at the same time like shape and color (round/ wrinkle or yellow/ green)
tt a short pea plant would be..
TT or Tt a tall pea plant could be..
dominant masks the effects of the recessive
all of the plants were tall in the F1 generation what happened when Mendel crossed a tall and short pea plant? (TT X tt)
diploid the human body cells are
haploid sex cells (gametes) are
23 sets number of chromosome sets
autosomes 22 of 23 chromosomes are
mutation a random change in DNA sequence
Tay Sachs disease simple autosomal recessive (Tt X Tt)
pink snap dragons incomplete dominance (R'R' X RR)
Huntington's disease simple autosomal dominance
multiple phenotypes blue and chocolate colored pigeons
simple dominance tongue rolling, hitchhikers thumb, hapsburg lip
Sex linked Hemophilia is this type of blood disease
trisomy 21 down syndrome is known as
double stranded DNA is (double or single) stranded
single stranded RNA is (double or single) stranded
messenger, transfer, and ribosomal three types of RNA are
codon the mRNA has a
anticodon the tRNA has a
rRNA contains ribose sugar and uracil
DNA contains deoxyribose (sugar) and does not have uracil
Darwin a naturalist who came up with nautral selection, a mechanism for the change in the population
hooke "cork"
mendel "the father of genetics"
punnett created the punnett square
watson and crick first to describe the double helix structure of DNA
coccyx your tailbone is known as your...
206 number of bones in the body
amino acids the building blocks of proteins
liver the organ that makes bile and detoxifies harmful substances
32 number of permanent teeth in the mouth
absorb water the large intestines function is to...
enzymes chemical digestion involves the use of
amylase trypsin and lipase the pancreas makes these three enzymes
stomach protein digestion begins in the
gallbladder bile is stored in the
duodenum and jejunum nutrient absorption takes place in the (2 small intestine parts)
mouth carbohydrate digestion begins in the
lipase and bile lipids are digested by the action of
cecum
ascending
transverse
descending
sigmoid
the correct order of the large intestines is
epiglottis the flap of cartilage that prevents food from entering the respiratory tract
oxygenated the aorta is
oxygenated the pulmonary vein is
oxygenated the left atrium is
oxygenated the left ventricle is
oxygenated the aortic valve is
oxygenated the bicuspid (mitral) valve is
deoxygenated the vena cava is
deoxygenated the pulmonary artery is
deoxygenated the right atrium is
deoxygenated the right ventricle is
deoxygenated the pulmonic valve is
deoxygenated the tricuspid valve is
dendrites transmit nerve impulses from other cells or sensory systems
axon provide for the transmission of nerve impulses Away from the cell body
myelin sheath increases the speed of impulses and is made up of lipids
axon terminals release neurotransmitters
neurotransmitters activates the dendrites and passes information and is located in the synapse
thryoid gland where does thyroxine come from?
adrenal gland where does cortisol come from?
anterior pituitary gland where does the growth hormone come from?
thyroid gland where does parathyroid hormone come from?
pineal gland where does estrogen come from?
pituitary gland which gland is the master gland?
pancreas which gland secretes hormones that regulate your blood glucose
thyroid gland which gland secretes a hormone that lowers calcium levels?
thymus which gland secretes a hormone that helps your immune system?
a leaf- like flower organ at the top of the flower stem What is a petal?
Receives the pollen What does the stigma do?
Stalk that connects the stigma to the ovary in which ovules grow what is the style
the bottom portion of a flower's pistil that contains one or more ovules each containing one egg what is the ovary
produces eggs ovule
the flower stem what is the peduncle
leaf- like, green structure that encircles the top of a flower stem below the petals what is a sepal
outermost whorl of a flower that contains sepals what is the calyx
think stalk that produces pollen what is filament
produces pollen and is at the top of the flower's stamen anther
homologous structures similar ancestral background with perhaps the same functions
analogous structures may not have the same ancestral background but their functions are the same

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