Molecular to Cellular Basis of Genetics & Genomics Quiz
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Questions and Answers

Which term refers to the study of heritable and acquired changes in gene expression not due to changes in the DNA sequence?

  • Genomics
  • Mitosis
  • Epigenetics (correct)
  • Histone modification

What is the main focus of genomics?

  • The structural and functional aspects of the genome (correct)
  • The study of gene replication
  • Noncoding DNA segments
  • Changes in gene expression

Which process involves the journeys of genetic material during cell division to produce two identical daughter cells?

  • Meiosis
  • Histone modification
  • Mitosis (correct)
  • Gene replication

What is the study of the structural and functional aspects of genes primarily known as?

<p>Genetics (C)</p> Signup and view all the answers

Which term describes the occurrence of heritable epigenetic modifications during embryonic development or inheritance through gametes?

<p>Epigenetics (C)</p> Signup and view all the answers

Which type of genetic abnormality can be used to diagnose diseases and conditions?

<p>Both A and B (A)</p> Signup and view all the answers

What can be predicted by identifying genetic/genomic markers?

<p>Both A and B (B)</p> Signup and view all the answers

In which part of the cell is the nuclear genome contained?

<p>Nucleus (A)</p> Signup and view all the answers

How many chromosomes are there in the human nuclear genome?

<p>46 chromosomes (A)</p> Signup and view all the answers

What is the approximate number of genes contained in the human genome?

<p>20,000-25,000 genes (C)</p> Signup and view all the answers

What does DNA contain?

<p>Sequences of nitrogenous base pairs (C)</p> Signup and view all the answers

What is the term used for the maternal and paternal chromosomes in a homologous pair?

<p>Homologous chromosomes (D)</p> Signup and view all the answers

What does a karyotype refer to?

<p>Number and appearance of chromosomes (A)</p> Signup and view all the answers

Which type of disease is associated with complex inheritance?

<p>'Multifactorial disease with complex inheritance' (A)</p> Signup and view all the answers

'Gametes are haploid' means that they contain:

<p>'One copy of each chromosome' (C)</p> Signup and view all the answers

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