Chromosomes & Genes
Total number of chromosomes in a human
👉 What is 46?
Stronger gene that is always expressed
👉 What is dominant?
Twins formed when one fertilized egg splits
👉 What are identical twins?
Inability to become pregnant
👉 What is infertility?
The X chromosome always comes from this parent
👉 Who is the mother?
Number of chromosome pairs
👉 What is 23?
Gene that only shows if both copies are the same
👉 What is recessive?
Twins formed from two different eggs
👉 What are fraternal twins?
Legal process of raising a child not biologically yours
👉 What is adoption?
A baby is male if it receives this chromosome from dad
👉 What is Y?
One chromosome comes from each ______
👉 What are parents?
Brown eyes are typically this type of trait
👉 What is dominant?
Identical twins share this
👉 What is the same DNA/genetics?
Procedure where sperm is injected into the uteru
👉 What is artificial insemination?
A baby is female if it receives this combination
👉 What is XX?
Units that determine inherited traits
👉 What are genes?
Blue eyes are this type of trait
👉 What is recessive?
Fraternal twins are genetically like ______
👉 What are regular siblings?
Fertilization that happens in a lab dish
👉 What is in vitro fertilization (IVF)?
Multiple births can increase because of these
👉 What are fertility drugs?
Each parent contributes this number of chromosomes
👉 What is 23?
Having two identical genes is called this
👉 What is homozygous?
Type of twins that are always the same gender
👉 What are identical twins?
A woman who carries a baby for another couple
👉 What is a surrogate mother?
Why every person is unique
👉 What is a unique combination of genes?