A change is the structure of a gene or chromosome.
What is a mutation?
100
This female scientist took the first picture of DNA.
Who is Rosalind Franklin?
100
True or False. Mendel's conclusions about how traits are inherited, still hold true today.
What is true?
200
What are the two stages of plant reproduction?
What is pollination and fertilization?
200
Name a trait that is passed on from parent to offspring, but cannot be seen.
What is hemophelia?
200
The mutation for watermelons.
What is being seedless?
200
This scientist experimented with fruit flies to learn about chromosomes.
Who was Thomas Hunt Morgan?
200
The information that controls traits is located in this.
What is the chromosome?
300
This is the reason why many-celled organisms, like the sea urchin, do not look exactly like their parents.
What is because they get half of their chromosomes from each parent?
300
Diseases can be passed on from parent to this.
What is offspring?
300
Taking the branch of a mutated fruit and adding it onto the branch of a normal fruit branch to create more fruits with the mutation.
What is grafting?
300
Mendel used this to analyze the results of his experiments on pea plants.
What is mathematics?
300
This part of the plant contains the sperm cell.
What is the stamen?
400
This is the reason why many-celled organisms, like the sea urchin, do not look exactly like their parents.
What is because they get half of their chromosomes from each parent?
400
If two hybrids mate, their offspring can be these.
What is dominant, recessive, and hybrid?
400
Name one positive and one negative way a mutation can affect an organism.
What is a squirrel with the mutation for white fur may not be able to camouflage and a sheep with the mutation for short legs may be able to hide in the flock from predators?
400
These two scientists created the first model of DNA.
Who were Watson and Crick?
400
DAILY DOUBLE - Name three organisms that have changed because of selective breeding and name their changes.
What is plumper turkeys for more white meat, sheep with shorter legs, larger ear of corn?
500
Name the four steps that you need to know about cell division.
What is 1) The chromosomes make a copy of themselves, 2) The chromosomes line up, 3) The chromosome move to one side of the cell, 4) the chromosomes split.
500
The difference between recessive and dominant genes.
What is dominant genes can hide the expression of the recessive gene?
500
Name three ways mutations affect traits.
What is can produce new traits, can produce different traits, can be passed down from parent to offspring?
500
Mendel found out that the way one trait is inherited is this to the way another trait is inherited.
What is independent or does not affect?
500
A bacteria divides every 20 minutes. How many bacteria will there be after 2 hours?