Genes
What does heredity do?
It passes genes from parent to offspring.
If B=Brown and b=blue, we know that blue is recessive and brown is...
Dominant
Whats your Favorite class?
Science
If you dont say it, you don't get the points!
What is a unit for heredity?
genes
In humans, the allele for brown eyes, B, is dominant over the allele for blue eyes, b. Which combination of alleles shown below could result in a person with blue eyes?
bb
What is Genetics?
The study of how traits are inherited.
Herdeity
The passing of genes from parents to offspring
What is a dominant trait?
It is a strong trait than ressesive {Bb}
DNA Segments (parts of the DNA) Help us decide what we look like.
Genes
The two jobs of the nucleus are
What is phenotype?
A description of what we look like
Chromosomes are made up of what?
It is made up of genes groups of them 46 total and DNA
What is homozygous?
It is a genotype that are the same.{BB,bb}
Two different alleles; Tt
Heterozygous
There are __ PAIRS of chromosomes.
23 pairs
What part of our genes tells our body to make proteins?
DNA
What is inside the nucleus?
chromosomes
How many chromosomes do we have?
46 in total!
What is a hybrid?
Heterozygous
What is the difference between phenotype and genotype?
Phenotype is the physical expression of a trait and genotype is all of the alleles in the organism.
What is Genotype?
Organisms genes ; Tt,TT,tt
DNA
Genetic material in cell that are like instructios to determine what we look like.
Who Is your Favorite Science Teacher?
Ms. Wiley
Trait that shows up less in a family; lowercase letter
Recessive
Cells are known as
the building blocks of life