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Bio 2nd Sem Study Guide
Covers Genetics, Evolution, Taxonomy, Bacteria & Viruses, Plants, Photosynthesis & Cell Respiration
83
Biology
10th Grade
05/14/2011

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Term
Multiple alleles
Definition
responsible for traits such as hair color, eye color, height and weight
Term
Carriers
Definition
heterozygous for a disorder, but do not exhibit the disorder
Term
Where sex- linked disorders occure more
Definition
in males
Term
Parents' alleles
Definition
letters outside the boxes in a punnett square represent
Term
where the sex linked allele is located
Definition
on the x chromosomes
Term
father of mdern genetics
Definition
Gregor Mendel
Term
Why did Mendel use pea plants in his studies?
Definition
-grew fast
-simple parts
-ovious traits
Term
Genetics
Definition
The study of heredity
Term
Hybrid
Definition
the offspring of 2 different purebreds
Term
Monohybrid Cross
Definition
cross b/t organisms involving only 1 trait
Term
Alleles
Definition
alternative forms of genes
Term
Polygenic Inheritance
Definition
when 2+ genes affect a trait
Term
multiple alleles
Definition
traits determined by 2+ allels
Term
Codominance
Definition
offspring exhibits both traits
Term
F1
Definition
Parental generation
Term
P
Definition
Results of a cross of the parental generation
Term
Darwins Book Name?
Year?
Definition
The Origin of Species by Means of Natural Selection, 1859
Term
Darwin's 2 points
Definition
-desent with modification
-natural selection
Term
Adaptation
Definition
inherited characteristic that proves organisms ability to survive and reproduce in a certain enviroment
Term
five catagories of evidence for evolution
Definition
-fossil recored
-geographic distrubution
-similarities in development
-molecular biology
-similarites in structure
Term
puncutated equilibrium
Definition
evolutionary model suggesting species often diverge in spurts of relively rapid change
Term
Homologous Structures
Definition
similar structure found in more than one species that share a common ancestor
Term
Analagous Structures
Definition
similarites amoung unrelated species that resulted from convergent evolution
Term
3 main requirements for natural selection
Definition
-variation
-over production of offspring
-struggle for existance (compition)
Term
Founder's effect
Definition
A few individuals of a population branch off and establish a new population in a new location
Term
Jean Baptiste Lamarck
Definition
man who proposed that life changes and that species are not permanent
Term
Gene Flow
Definition
exchange of genes between populations
Term
mutations
Definition
ultimate source of all genetic variation
Term
Broadest taxon and contains the most variety
Definition
kingdom
Term
6 kingdoms
Definition
-animal
-plant
-fungi
-protist
-archeabacteria
-eubacteria
Term
animal kingdom criteria
Definition
-multicellular
-eucariatic
-heterotrophs
-no cell walls
-mobile
Term
plant kingdom criteria
Definition
-multicellular
-eucariatic
-autotrophs
-cell walls
-imobile
Term
fungi kingdom criteria
Definition
-heterotroph
-multicellular
-eucaryotes
-cell walls
-mostly imobile
Term
protist kingdom criteria
Definition
-eucaryotic
-mosly unicellular
-auto or hetertrophic
-some mobil
Term
archeabacteria kingdom criteria
Definition
-prokaryotes
-heterotrophic or chemotrophic
-live in extreme conditions
Term
eubacteria kingdom criteria
Definition
-microscopic and unicellular
-heterotrophs and autotrophs
Term
Linnaeus' two word system for naming organisms
Definition
binomial nomenclature
Term
Major Phyla
Definition
-chrodates
-annelida
-arthropod
-cnidaria
-mollusca
-echinoderm
Term
Chordates criteria
Definition
-spinal chord
-vertebrates
ie:fish, polar bears, dogs
Term
annelida criteria
Definition
-segmented wormes
ie: worms, leeches
Term
arthropod criteria
Definition
JOINTS
-invertegrate
-esoskeleton
-jointed feet
ie:arachnids, crustaceans, insects
Term
cnidaria criteria
Definition
JELLYFISH
-invertebrates
-aquatic
-uses stining cells
Term
mollusca criteria
Definition
-invertebrate
ie:snails, squid, clams
Term
echinoderm criteria
Definition
-invertabrate
-usualy aquatic
-spiny skin
ei: sea stars, sea urchins
Term
Flagella
Definition
tail-like structure used to propel bacteria
Term
pilli
Definition
hair like structures allow for movement
Term
capsule
Definition
outer slime layer that surrounds bacteria and funtions in protection
Term
surface proteins
Definition
mark ouside of a virus and help to ID it
Term
ribosomes
Definition
small organelles that make proteins
Term
what is the only organelles that bacteria have
Definition
ribosomes, they make proteins
Term
how do bacteria reproduce
Definition
bionary fission
Term
how does a virus reporduce
Definition
inserts DNA into healthy cells then reproduce
Term
Who made the first vaccine and what was it for?
Definition
Edward Jener, small pox
Term
3 ways viruses can be spread
Definition
body fluid, airborne, contact
Term
what is a prion?
Definition
misfolded proteins
spread by mean by infected tissues
ie: mad cow disease
Term
protozoa
Definition
animal like protist
Term
ie of a plant like protist
Definition
algae
Term
ie of a fungi like protist
Definition
slime mold
Term
4 plant types
Definition
-bryophytes
-gymnosperms
-seeless vascular
-angiosperms
Term
bryophyes
Definition
nonvascular
ie:mosses
Term
gymnosperms
Definition
vascular system and cones
ie:conifers
Term
seeless vascular
Definition
vascular systems and pores
ie: wisk ferns
Term
angiosperms
Definition
vasuclar system and seeds
ie: apple tree
Term
spongy messophyll
Definition
main part of leaf where gases are stored
Term
monocot criteria
Definition
seed- 1 cotyledon
vasucular bundle- scattered
leaves- parallel
flowers- multiples of 3
Term
dicot criteria
Definition
seed- 2 cotyledons
vascular bundle- arranged in a ring
leaves- articulated (net like)
flowers- in multiples of 4 or 5
Term
parts of a flower
Definition
sepal
petal
--stamen
anther
filament
--pistal
stigma
style
ovary
Term
cork
Definition
several layers of dead cells that contain waterproof chemicals
Term
archegonia
Definition
where female gametes are stored in non-vascular plants
Term
sporophyte
Definition
diploid adult non-vascular plant
Term
zygote
Definition
fertalized egg
Term
gametophyte
Definition
haploid adult non-vascular plant
Term
spore
Definition
gamete of a non-vascular plant
Term
antheridia
Definition
where sperm is stored in non-vascular plants
Term
source of oxogen produced during photosynthesis
Definition
water
Term
cheimica formula for glucose
Definition
C6 H12 O6
Term
equation for photosynthesis
Definition
6co2+6h2o+light energy --> c6h12o6 + 6o2
Term
3 stages of photosynthesis
Definition
light reactions-light absorbed and turned into chemical energy

Calvin cylcle-HADPH+ ATP inot glucose

energy transport chain- sends energiezed particles
Term
when cells break down food molecules
Definition
-some energy is relased as heat and some energy is stored as ATP
Term
3 organic compounds that can be broken down into energy
Definition
-glucose
-nadph
-fadh2
Term
in an apt molecule, where is the energy stored
Definition
mitochondria
Term
2 main stages of cell respiration
Definition
glycolosis-break down glucose, happens in cytoplasm
krebs cycle-makes 34 atp from 2 pyrovate, happens in mitochondria
Term
in oxogen is not present, what 2 processes can occur
Definition
fermentation, anerobic respiration
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