Mitosis
What are the 5 phases of Mitosis?
1. Prophase
2. Prometaphase
3. Metaphase
4. Anaphase
5. Telophase
What are the 4 phases of Meiosis?
1. Prophase l & ll
2. Metaphase l & ll
3. Anaphase l & ll
4. Telophase l & ll
Where do mutations occur?
in the gene
Which goes with which?
AA Recessive
Aa Dominant
aa Dominant
AA Dominant
Aa Dominant
aa Recessive
What are Traits?
a distinguishing quality or characteristic, typically belonging to one person
What is the result of Mitosis?
2 new cells
What is the result of Meiosis?
two daughter cells
What is Fitness?
the organism's ability to survive and reproduce
Does the Dominant Trait show or the Recessive Trait?
dominant trait
What are Alleles?
a variation of the same sequence of nucleotides at the same place on a long DNA molecule
What is a function of Mitosis?
Replaces damaged tissues and development of an organism
What is a function of Meiosis?
to separate the duplicated DNA into daughter cells
What are the 4 Chromosomal Mutations?
Inversion
Translocation
Deletion
Dupplication
What is a function of Genes?
contains instructions that tell your cells to make molecules called proteins
What are Genotypes?
the genetic constitution of an individual organism
What is Mitosis?
a process where a single cell divides into two identical daughter cells
What is Meiosis?
the process in eukaryotic, sexually-reproducing organisms that reduces the number of chromosomes in gametes
What are Chromosomes?
the location of the information for our genes
What are Genes?
the basic physical and functional unit of heredity
What are Phenotypes?
the set of observable characteristics of an individual resulting from the interaction of it's genotype with the environment
What are the 3 responsibilities of Mitosis?
Responsible for...
1. Damage repairs (cuts/scraps)
2. Growth and development
3. Development of the zygote into an adult
What happens in Meiosis ll?
separates the two alleles of each gene into individual cells
What kind of chromatids are identical chromosomes?
sister chromatids
Who proposed that DNA acted like a code?
Francis Crick
What is Gene Expression?
when the cell decides to use the information from a gene to make RNA