Vocab
DNA
Mutations
Mitosis
Inheritance
100
A permanent change in the DNA is called a __________.
Mutation
100
Give an example of something other than humans that has DNA.
Any plant/animal/bacteria
100
True or false? All mutations are harmful to organisms.
False
100
Why do our cells divide through mitosis?
To grow/repair damaged cells
100
Why do humans have 2 copies of each chromosome?
1 from mom and 1 from dad
200
A threadlike structure of DNA found in the nucleus is ________.
Chromosome
200
True or False - All cells in one organism have the exact same DNA.
True
200
Does this karyogram have a mutation? How do you know?
No - 2 copies of each chromosome.
200
Does mitosis make cells that are different or exactly the same as the original cells?
Exactly the same
200
Are all of our traits inherited from our parents?
NO
300
The passing on of traits from one generation to the next in a family is _________.
Heredity
300
Why is DNA important for living things?
It gives their traits
300
Why is the blue color of the lobster considered a mutation?
Their DNA has changed to be different than its parents DNA.
300
What do cells do when they are not dividing?
Their usual job
300
Why do parents and their kids often look similar?
Kids inherit traits from their parents through their DNA.
400
The splitting of a single cell into daughter cells, each with DNA from its parent cell is________.
Cell Division
400
How is DNA related to our traits?
Our DNA is the instructions for our traits and what we look like.
400
How could a mutation cause someone to have 6 fingers on each hand instead of 5?
Mutation could change their DNA to say that they should have 6 fingers.
400
Why do cells make 2 copies of their DNA before dividing?
So each cell at the end has the same instructions.
400
Why can you and your sibling look different if you have the same parents?
You can inherit different chromosomes from each parent.