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Biology Review.
for the whole semester.
46
Biology
9th Grade
06/02/2010

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Cards

Term
How do you know the gender of a person?
Definition
Chromosomes present on pair 23, the sex chromosomes.
Term
What is Klinefelter's Syndrome?
Definition
When you have an extra sex chromosome.
Term
Karyotype for Down Syndrome.
Definition
The person would have 3 chromosome 21's, called a trisomy.
Term
Karyotype for Turner's Syndrome.
Definition
The person would only have 1 sex chromosome, called a monosomy.
Term
Embryology
Definition
Animals that are closely related will look alike during early development.
Term
Homologous Structures
Definition
The same structure in different animals.
Term
Amino Acid Sequencing
Definition
DNA comparisons to link species
Term
Vestigial Structures
Definition
A structure that doesn't have a function, but may have been used by ancestors
Term
Natural Selection
Definition
Process by which organisms change to better adapt to their environment. Known as survival of the fittest.
Term
5 Main Evidences for evolution.
Definition
Biochemical, fossils, comparative anatomy, biogeography, observable events.
Term
A whale pelvis is an example of what?
Definition
Vestigial Structures.
Term
In rock layers, where would the oldest layer be?
Definition
The very bottom layer.
Term
In rock layers, which would be the youngest layer?
Definition
The top layer
Term
In rock layers, where would you find the least complex organisms?
Definition
The bottom layers.
Term
In rock layers, where would you find the most complex organisms?
Definition
The top layer.
Term
Who was Charles Darwin?
Definition
Naturalist that studied finches on the Galapagos Islands. Thought of a theory of evolution, mainly natural selection.
Term
3 factors affecting population size.
Definition
Number of deaths, number of births, and emigration/immigration.
Term
Carrying Capacity
Definition
Largest number of organisms of a species the an environment can support.
Term
taxonomy
Definition
Classification and identification of organisms based on bi nomenclature system.
Term
Carolus Linnaeous
Definition
Father of taxonomy
Term
7 taxons in order.
Definition
Kingdom. Phylum. Class. Order. Family. Genus. Species.
Term
What characteristic most differentiates between the kingdoms?
Definition
Cell wall.
Term
What kingdom has organisms the are autotrophic and unicellular?
Definition
Protista and bacteria.
Term
Caldogram
Definition
diagram showing evolutionary relationships.
Term
What are the kingdoms?
Definition
Bacteria (Archae/Eu), Protista, Fungi, Plantae, and Animalia.
Term
Unicellular and multicellular.
Definition
Organism consisting of one cell; consisting of many cells.
Term
Prokaryote and eukaryote.
Definition
Cells lacking a membrane-bound nucleus and organelles; cells containing membrane-bound nucleus and organelles.
Term
Autotroph and Heterotroph
Definition
Autotrophs make their own food; Heterotroph consume other organisms for food.
Term
Pathogen
Definition
causes disease
Term
The good and bad of bacteria.
Definition
Producers in ecosystems, decomposers, Human uses; Pathogenic.
Term
The good and bad of Protist.
Definition
Producers in food chain, human products from algae; pathogenic.
Term
Good and bad of fungi.
Definition
Food products, decomposers; pathogenic.
Term
Is a virus living or nonliving?
Definition
Nonliving
Term
3 ways a person can become infected with HIV
Definition
Blood, sexual contact, and breast milk.
Term
Cells that HIV virus attacks.
Definition
Helper T-cells
Term
Normal body and room temperature?
Definition
98.6; 72
Term
How do muscular and skeletal systems work together?
Definition
A pair of opposing muscles move the bones that support your body parts.
Term
How do cardiovascular and respiratory systems work together?
Definition
The lungs bring in the oxygen which is the circulated though the body.
Term
Trace the path that food takes through the body.
Definition
Mouth, esophagus, stomach, small intestine, large intestine, rectum, anus.
Term
What are the two vascular tissues in plants?
Definition
Xylem - water from roots; Phloem - food from leaves
Term
Gymnosperms
Definition
vascular plants that produce their seeds in cones.
Term
Angiosperms
Definition
Vascular plants that produce flowers.
Term
What closes and opens the stomata?
Definition
Guard cell
Term
Cuticle
Definition
prevents water loss
Term
Stomata
Definition
allows carbon dioxide in and oxygen out.
Term
4 ways of plant seed dispersal
Definition
Wind, water, animal, explosive.
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