Genes and Proteins
What are variants ?
Different forms or versions of something
What is genetic variation ?
The variety of gene combinations that exist within a population
What is replication ?
When DNA makes a copy of itself inside of the cell
Cells spend most of there life in which phase ?
What are the 3 possible genetic combinations for these parents ? (hint) create a Punnett Square.
Aa,Aa
AA,aa,Aa
What is a chromosome ?
A single, highly organized and structured piece of DNA
What are mutations ?
A change or damage in the DNA that permanently alters the genetic message that the gene carries
What is transcription ?
When DNA is transcribed into RNA .
What does PMAT stand for ?
Prophase, Metaphase, Anaphase , Telephase
If Bb or BB are the alleles for brown eyes and bb is the allele for blue eyes. What are Jamal (Bb) and Asha's (Bb)chance of have a child with brown eyes. (hint make a Punnett square)
75% or 3/4
What is a gene ?
The basic physical and functional unit of heredity made up of DNA
What is sexual reproduction ?
The reproductive process involving two parents whose genetic material is combined to produce a new organism different from themselves
What is translation ?
When a protein is made from RNA using base pairs
Fill in the blanks:
Human cells have _____ sets or pairs of chromosome's and _______ individual chromosomes.
23,46
If Bb or BB are the alleles for brown eyes and bb is the allele for blue eyes. What are Karim (BB) and Kiesha (Bb)chance of have a child with brown eyes. (hint make a Punnett square)
0%
What are proteins ?
Biomolecules made up of amino acids and found in all living cells that perform bodily functions
What is substitution ?
Replacing a sequence of bases
Match them:
adenine (A)
thymine (T)
cytosine (C)
guanine (G).
adenine (A) - thymine (T)
cytosine (C) - guanine (G).
Fill in the blanks:
When Mitosis is uncontrolled it can cause __________. After Meiosis is complete the 4 daughter cells produce have _____ the number of chromosomes compared to the parent cell
cancer , half.
What are the odds that Mark (Cc) and Sarah (cc) will have a child with the disease? (Hint make a Punnett square)
cc- will have the disease
Cc- Carrier of the disease
CC- Normal
2 out of 4 or 50 %
What is a trait ?
A characteristic of an organism; can be genetic or acquired
what is inversion ?
reversing a sequence of bases.
Fill in the blank for the process of protein synthesis.
1) Replication
2) _______________
3) Translation
transcription
How many daughter cells do you get from each process?
Mitosis:
Meiosis:
Mitosis: 2
Meiosis: 4
hat are the odds that Mark (Cc) and Sarah (cc) will have a child that is a carrier? (Hint make a Punnett square)
cc- will have the disease
Cc- Carrier of the disease
CC- Normal
2 our 4 or 50%