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This quiz, titled 'Block 7 Repro genetics MCQ's prt 2', assesses knowledge on reproductive genetics. It includes questions on ethical issues, genetic predictions, and evidence for genetic components in diseases like type-1...

Questions: 16 | Attempts: 208 | Last updated: Mar 22, 2023

Sample Question 1
In last century, several countries instituted policies where sterilization was forced on, for example, people with mental retardation. In addition to this being ethically questionable, it was also wrong because:

Most of the cases caused by dominant diseases come from new mutations

Most of the cases caused by autosomal recessive genes are due to new mutations

Most dominant alleles are hidden in heterozygotes

The recessive alleles lost are insignificant compared to those hidden in heterozygotes

The phenotypes is a side effect of elements that are beneficial to mankind

Sample Question 2
Which statement is a prediction of the multifactorial threshold model?

An individual's risk is not altered by the number of affected first-degree relatives

The age of onset decreases when there are affected relatives in two previous generations

The differential risk to relatives of an affected proband increases as the disease prevalence decreases

Affected individuals almost always have an affected parent

Sample Question 3
Which of the following observations is the strongest evidence for an important genetic component in the causation of type-1 diabetes mellitus (IDDM)?

Pancreatic b-cell autoantibodies are frequently present

Approximately 10% of affected indivifuals have an affected sibling

Onset of disease is usually in childhood.

The concordance rate in monozygotic twins is approximately 30%.

The concordance rate in monozygotic twins is five times that in dizygotic twins.

AP Human Geo Part 2

These are the questions from tests 2, 4 and 5. Let me know if there are any corrections.

Questions: 43 | Attempts: 167 | Last updated: Nov 4, 2024

Sample Question
Replacement rate, the number of births needed to keep a population at a stable level without immigration, requires a total fetility of

10

2.1

3.5

5

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