Biology Heredity Quiz past HSC questions

Welcome to your Biology Heredity Quiz past HSC questions, 5 randomly generated questions relevant to module 5 heredity module from past HSC exams have been chosen. Aim to answer these in roughly 10 minutes.

In maintaining homeostasis, which of the following is a behavioural adaptation?

Many transgenic crops have been genetically engineered to have traits such as herbicide resistance. In at least four different crops the transgene has been found in nearby wild plant relatives of the cultivated crops.

What is the most likely reason for this observation?

Cystic fibrosis is an autosomal recessive disorder caused by mutations in the CFTR gene. Many different recessive alleles cause cystic fibrosis

The images show the sequence of changes in the chromosomes (stained black) during mitosis in plant cells.

Which of the following photographs shows an example of sexual reproduction?

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