Vocabulary
Gene versions that are different are ______________.
heterozygous
A characteristic that all members of a species has.
feature
The disorder in which a person is missing one of the proteins needed for blood clotting
Hemophilia
An organism has _____________ copies of a gene for each feature.
two
The process in which two parents pass on their genes to create offspring.
Sexual Reproduction
A type of large molecule that performs important functions inside organisms
Protein Molecule
A specific characteristic of an individual organism
Trait
What can't people with Hemophilia do?
Build scabs/clots
Differences in protein structures affect how they ______________ with other proteins.
connect
Sperm Cell & Egg Cell
An instruction for making a protein molecule
Gene
Any difference in traits between individual organisms
Variation
A random change to a gene that sometimes results in a new trait.
mutation
In __________________ reproduction, the offspring will look identical to the parent.
Gene versions that are the same are _______________.
homozygous
Trait or feature: curly hair
trait
Who has the exact same genes as someone else?
identical twins
Where are genes held?
The nucleus
________________ occurs when a sperm cell and egg cell are joined together.
Fertilization
To recieve genes from a parent.
Inherit
Name two features from the spider Sim.
silk flexibility, stickiness, bristles, venom, body size, body color, stripe color
How do doctors treat patients with hemophilia?
Protein injections
Which type of twins are formed from two separately fertilized egg cells?
fraternal