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Genetics and Inheritance Patterns

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Questions and Answers

What is the primary focus of Behavioral Genetics?

Examining the interaction between environment and genetic makeup (correct)

Analyzing the expression of a genotype

Investigating chromosomal abnormalities

Studying the genetic makeup of an organism

What is the primary symptom of Hemophilia A?

Bleeding from minor cuts

Internal bleeding, often resulting in bruises (correct)

Bleeding from major cuts or surgeries

Feeding difficulties with poor weight gain and growth

Which type of Hemophilia is associated with bleeding from minor cuts?

Hemophilia D

Hemophilia C

Hemophilia A

Hemophilia B (correct)

What is the primary symptom of Prader-Willi syndrome (PWS)?

Lethargy and hypotonia Signup and view all the answers

What is the primary characteristic of Achondroplasia?

Disproportionate dwarfism, short-limbed dwarfism Signup and view all the answers

At what age do women's chances of chromosomal abnormalities, such as Down syndrome, increase?

35 years old Signup and view all the answers

What is the result of the union of a sperm cell and an egg cell?

Zygote formation Signup and view all the answers

What is the term for twins that result from two separate eggs being fertilized by two different sperm cells?

Dizygotic twins Signup and view all the answers

What is the main reason for the increase in multiple births?

Increase use of fertility drugs Signup and view all the answers

What is the purpose of the genetic code?

To translate information into proteins Signup and view all the answers

What condition occurs when the blood flows unequally between twins that share a placenta?

Twin to twin transfusion syndrome Signup and view all the answers

What is the characteristic of monozygotic twins?

Result from one egg being fertilized by one sperm and then splitting into two Signup and view all the answers

What is the result of a mistake in copying the chromosome?

Genetic mutations Signup and view all the answers

What determines the baby's sex?

The 23rd pair of chromosomes Signup and view all the answers

What is the characteristic of dizygotic twins?

Result from two separate eggs being fertilized by two different sperm cells Signup and view all the answers

What is the relationship between the bases Adenine and Thymine in DNA?

A=T Signup and view all the answers

What is the term for a person's observable traits or characteristics?

Phenotype Signup and view all the answers