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Revision Examination Tests
“Come all for this Greatness”
... 100% Correct Ans ...
BIOLOGICAL APPROACH EXAM 2024-2025 ACTUAL
QUESTIONS AND CORRECT DETAILED ANSWERS
What are genes?
Ans: Genes carry instructions for physical and non-physical characteristics.
Quiz How many chromosomes do humans have?
Ans: 46 chromosomes.
Quiz What is genotype?
Ans: An individual's actual genetic makeup.
Quiz What is phenotype?
Ans: How genes are actually expressed.
Quiz Do identical twins have the same genotype?
Ans: Yes.
Quiz What is the distinction between genotype and phenotype?
Ans: Most human behaviours are due to an interaction of inherited and
environmental factors.
Quiz What determines biological sex?
Ans: One pair of chromosomes - XX for female, XY for male.
Quiz What is the Y-chromosome?
Ans: A stunted X-chromosome missing some genetic material.
Quiz What is the SRY gene?
, Ans: Gene on Y chromosome initiating male development
Quiz What happens if the SRY gene is absent?
Ans: Embryo develops into a female
Quiz What does the SRY gene do in prenatal development?
Ans: Initiates development of male genitalia
Quiz What is the role of testosterone in prenatal development?
Ans: Masculinizes the developing baby's brain
Quiz Where is the SRY gene located?
Ans: On the Y chromosome
Quiz What does the SRY gene cause in adult males?
Ans: Testes produce sperm
Quiz What does the SRY gene cause in prenatal development?
Ans: Testes produce male sex hormones
Quiz What is neuroanatomy?
Ans: Study of brain and nervous system structure.
Quiz What are the two hemispheres of the brain?
Ans: Left and right.
Quiz What is localisation of brain function?
Ans: Specific brain areas perform certain functions.
Quiz What happens if a specific brain area is damaged?
Ans: The function associated with that area is impaired.
Quiz What is the cortex?
Ans: The brain's outer layer.
Quiz What are the major areas of the cortex?
Ans: Motor, somatosensory, visual.
Revision Examination Tests
“Come all for this Greatness”
... 100% Correct Ans ...
BIOLOGICAL APPROACH EXAM 2024-2025 ACTUAL
QUESTIONS AND CORRECT DETAILED ANSWERS
What are genes?
Ans: Genes carry instructions for physical and non-physical characteristics.
Quiz How many chromosomes do humans have?
Ans: 46 chromosomes.
Quiz What is genotype?
Ans: An individual's actual genetic makeup.
Quiz What is phenotype?
Ans: How genes are actually expressed.
Quiz Do identical twins have the same genotype?
Ans: Yes.
Quiz What is the distinction between genotype and phenotype?
Ans: Most human behaviours are due to an interaction of inherited and
environmental factors.
Quiz What determines biological sex?
Ans: One pair of chromosomes - XX for female, XY for male.
Quiz What is the Y-chromosome?
Ans: A stunted X-chromosome missing some genetic material.
Quiz What is the SRY gene?
, Ans: Gene on Y chromosome initiating male development
Quiz What happens if the SRY gene is absent?
Ans: Embryo develops into a female
Quiz What does the SRY gene do in prenatal development?
Ans: Initiates development of male genitalia
Quiz What is the role of testosterone in prenatal development?
Ans: Masculinizes the developing baby's brain
Quiz Where is the SRY gene located?
Ans: On the Y chromosome
Quiz What does the SRY gene cause in adult males?
Ans: Testes produce sperm
Quiz What does the SRY gene cause in prenatal development?
Ans: Testes produce male sex hormones
Quiz What is neuroanatomy?
Ans: Study of brain and nervous system structure.
Quiz What are the two hemispheres of the brain?
Ans: Left and right.
Quiz What is localisation of brain function?
Ans: Specific brain areas perform certain functions.
Quiz What happens if a specific brain area is damaged?
Ans: The function associated with that area is impaired.
Quiz What is the cortex?
Ans: The brain's outer layer.
Quiz What are the major areas of the cortex?
Ans: Motor, somatosensory, visual.
