Transcript Midterm Review

Midterm Review
Meiosis
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Oogenesis Synapsis forms –
When Homologous pairs separateBoth male and female gonads –
Fusion of Gametes
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Development
• Genetic Makeup
• External Fertilization –
– Egg numbers
– Where
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Differentiation
Gastrula
Mesoderm
Blastula
• Ectoderm –
• Endoderm –
• Mesoderm -
Reproductive Cycle
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Ovulation
Menstruation
Follicle Stage
Corpus leuteum
• Each Hormone involved
• Permanent Cessation
Asexual
Compare and Contrast
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How many individuals needed
Where it occurs
Genetics
Chromosome numbers
Organisms
• Chromosome Numbers
• Uncontrolled
• In Plants –
Genetics
• Mother is Hybrid Brown eyes
• Father is Blue eyes
• Percent of children with brown eyes
• One pea plant grown indoors
• Another outdoors
• Why are the pods a different color
• Change in Nitrogen Bases
• Caused by
Blood Types
• IA
• IB
• i
DNA
• Basic Unit • Shape
• Who
• A T C C C GG T T AA T CCC
• What will happen if one kind of nucleotide
is substituted for another?
Replication
• What takes place first –
• What is the original Strand called –
• What does it also synthesize?
• What determines the sequence of amino
acids that make up molecules?
RNA
• What base is different
Microscope
• Total Magnification
• Field of View
– Low
– High
Operating
• Steps
– 1.
– 2.
– 3.
– 4.
• Provides more light
• To move the specimen to the right
• Stain used for Plant Cells
– Also used to detect starch
• Stain used for cheek cells
Plant Cell
• What happened?
Field of view
is 1.5 mm
• Size of
each cell
In microns
KR
Genetic Disorders
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RG Colorblindness
PKU
Tay-sacs
Hemophilia
Down’s Syndrome
Klinefelter’s Syndrome
Albinism
Sickle Cell Anemia
Cloning
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How is it done
Genetics
Advantages
Disadvantages
Laboratories
• Technique
• Used to treat
the DNA
Starch
Glucose
Iodine
Transcription- Translation
• DNA CCC CTC ATG ATC AAA GTC
• mRNA -
• Amino Acid -
• Define Evolution
• Are similar in structure and origin
• A characteristic that makes an organism
well suited fro its environment
• Which of Darwin’s principles demonstrates
a struggle for existence among organisms
• Which process has the most influence on
the rate of evolution
• Existing forms have evolved from _______
• How have mosquitoes gone through the
process of Natural Selection
• Where did the resistance come from
• When
• How does natural selection work