Heredity and Evolution
Who is known as the father of genetics?
Which plant was selected by Mendel for his experiments on heredity?
What is the phenotypic ratio in the F2 generation of a monohybrid cross?
How many pairs of contrasting characters in garden peas were studied by Mendel?
Which of the following determines the sex of a human child?
What type of sex chromosomes are present in normal human males?
Which of the following pairs represents homologous organs?
Which of the following pairs are analogous organs?
Who proposed the theory of natural selection for evolution?
What are fossils?
Which of the following is an example of a vestigial organ in humans?
What term is used for the transmission of characters from parents to offspring?
What are variations in sexually reproducing organisms primarily caused by?
From which language is the word 'evolution' derived, and what does it mean?
Which modern human species is the only surviving species today?
What is meant by 'speciation'?
What are the sex chromosomes in a normal human female?
Which of the following scientific books was written by Charles Darwin?
Which law of Mendel states that alleles separate during gamete formation?
A cross between a tall pea plant (TT) and a short pea plant (tt) resulted in progeny that were all tall plants. This indicates that:
Which of the following is considered a homologous organ pair?
In humans, the biological mechanism that determines the sex of a child is:
Which of the following represents an example of analogous organs?
The phenotypic ratio in the F2 generation of a monohybrid cross conducted by Mendel is:
An accidental change in the gene frequency of small populations by chance, regardless of its adaptive value, is called: