Cell Division & Growth
what is the answer to - The bigger the cell?
what are the 3 parts of the Chromosome Structure?
Chromosome, Centromere, Chromatids.
what are effects of selective breeding?
multiple traits at a time, Rely on line breeding, limited to members of the same species.
what does Evolution mean?
Change over time.
What did Mendel do in 1865?
Showed traits passed down from parents to offspring.
what is a limiting factor of Cell size?
The bigger the cell, the harder to maintain it.
Half the number of the Chromosomes.
What are the bad effects of selective breeding?
* Traits you don't want can happen.
* Heart defects can happen.
* High levels of toxins.
What is NOT the theory of evolution.
Doesn't explain the origins of life, Humans did not evolve from monkeys.
Put the correct pairs together
a-
g-
t-
c-
T
C
A
G
what will cells do after reaching a certain size?
divide.
Who is the Father of genetics?
Gregor Mendel.
what can you do to get desired traits?
* Selective breeding
* Grafting of plants
* (GMO) Genetic engineering
What is embryology?
Study of an embryo development from fertilization to fetus stage.
What sugars does RNA contains?
RIBOSE
what are the three phases of Interphase?
G1 ,S, G2
What are the differences between a Gene and an Allele?
Gene- traits that are able to be inherited.
Allele- Many different forms of a gene.
What is the definition of GMO?
a Genetically modified organism.
What is fitness?
Measure of how well an organism can survive.
What is the start Codon?
Methonine.
what are all of the phases?
Prophase Metaphase Anaphase and Telophase.
What are some non Mendelian Genetics? Name at least 3.
* Multiple Alleles
* Polygenic traits
* Incomplete dominance
* Codominance
* Environmental influences
What is BT and how does it help the farms?
Bacillus thuringiensis (soil Bacteria)
Whats the natural selection recipie?
What is point mutation?
The change in a single point in a DNA sequence.