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48 Cards in this Set
- Front
- Back
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The passing of traits from parents to offspring is called
A) GENETICS B) HEREDITY C) DEVELOPMENT D) MATURATION |
B) HEREDITY
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The phenotype of an organism...
A) REPRESTENTS ITS TYPES OF ALLELES B) OCCURS ONLY IN ORGANISMS WITH DOMINANT ALLELES C) REPRESENTS THE TRAIT THAT IS ACTUALLY OBSERVED OR SEEN D) CANNOT BE SEEN |
C) REPRESENTS THE TRAIT THAT IS ACTUALLY OBSERVED OR SEEN
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If an individual possesses two of the same alleles for a trait, the individual is said to be
A) HOMOZYGOUS FOR THE TRAIT B) HAPLOID FOR THE TRAIT C) HETEROZYGOUS FOR THE TRAIT D) CODOMINANT FOR THE TRAIT |
A) HOMOZYGOUS FOR THE TRAIT
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On a pedigree, if a circle is shaded in, it means the person is
A) A HOMOZYGOUS RECESSIVE MALE B) A MALE THAT DOES NOT SHOW THE TRAIT C) A FEMALE THAT SHOWS THE TRAIT D) A HOMOZYGOUS FEMALE |
C) A FEMALE THAT SHOWS THE TRAIT
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A cross between an individual homozygous dominant for a trait and an individual recessive for the trait will probably produce offspring with...
A) ALL THE SAME GENOTYPES B) TWO DIFFERENT GENOTYPES C) THREE DIFFERENT GENOTYPES D) FOUR DIFFERENT GENOTYPES |
B) TWO DIFFERENT GENOTYPES
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Fenes that are located on the X or Y chromosome are referred to as
A) DOMINANT B) SEX-LINKED C) CO-DOMINANT D) MUTANT |
B) SEX-LINKED
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The combined genetic information of all members of a particular population is the population's
A) relative frequency B) genotype C) phenotype D) gene pool |
D) gene pool
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A change in a sequence of DNA is called a
A) recombination B) single-gene trait C) polygenic trait D) mutation |
D) mutation
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Natural Selection acts directly on
A. alleles B. genes C. phenotypes D. mutations |
B. genes
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Vestigial
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-a body part that over the time has lost it's use due to the change in evolution
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Evolution
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-any process of formation or growth
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Adaptation
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-a form of structure modified to fit a changed environment
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Fossils
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-a skeleton or imprint that has been embedded and preserved in the earth's crust
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Shells
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-a form of protection that secures an animal from damage to the internal organs
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Sedimentary rock
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-rock formed from consolidated clay sediments
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Natural Selection
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-forms of life have traits that better enable to adapt to specific environmental pressures, as predators, changes in climate, etc.
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Mass Extinction
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-a large number of species within a short period of geological time dissapears all together
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Mutations
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-the process of being altered or changed (a change in the of the DNA sequence within a gene or chromosome)
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Homologous Structure
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-structures that have the same embryonic tissues, but have different functions
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Variations
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-an organism exhibiting such difference
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Metamorphic rock
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-rock altered by pressure and heat
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Galapagos Islands
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-a group of volcanic islands. Darwin visited these islands to help him collect data for his natural selection theory
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Analogous Structures
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-structures that evolve separetly, but have similar functions
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Bone
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-one of the structures composing the skeleton of a vertibrate
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Species
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-a basic category of biological classifaction
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Gene Pool
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-the total genetic information in the gametes of all the individuals in the population
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Mollusks=
Where do they live? |
on dirt (slugs)
saltwater (squids) |
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Mollusks=
Impact on humans? |
we eat them
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Mollusks=
backbone? |
NO
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Mollusks=
What type of symmetry? |
bilateral
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Mollusks=
what kind of reproduction do mollusks use? |
sexual
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Porifera=
What is it? |
sponges
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Porifera=
How do sponges breathe? |
oxygen is taken from the water through the water currents that enter through it's pores
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Tapeworms=
What are the animals in the phylum? |
1. tapeworm
2. flatworm 3. fluke 4. planaria |
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Tapeworms=
Where do they live? |
all types of water
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Porifera=
What type of symmetry? |
asymmetry
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Tapeworm=
What type of symmetry? |
bilateral
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Cnidarians=
What is a cnidarian? |
a jellyfish
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Cnidarians=
do jellyfish have a gender? |
yes, both male and female
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Echinoderms=
What are they? |
sea urchins
sea lilies star fish sea cucumbers |
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Echinoderms=
How does it breathe? |
it has a water vascular system
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What are amino acids?
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They are the basic structure of protein.
Ex. o = 1 amino acid oooooooooooo = multiple amino acids = polypeptide |
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What are annelids and what phylum are they apart of?
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they are apart of the phylum annelida
examples would be leeches or earthworms |
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What is an arthropod and what phylum are they apart of?
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arthopods are members of the arthropoda phylum
some examples would be spiders crustaceans insects (think arachna) |
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Name the kingdoms (6)
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1.animalia
2.plantae 3.fungi 4.protista 5.archaea 6.eubacteria |
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What is homeostasis?
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an open or closed system that regulates the internal environment in the organism to maintain stability and constant condition
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What is ENDOthermic?
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animals that can contain a constant body temperature
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What is ECTOthermic?
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animals that experiance a variaty in temperatures
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