1/3
1/4
4/4
2/4
Correct answer is B
No explanation has been provided for this answer.
A person with blood group O can be given blood from persons who have blood belonging to
group O only
group A only
groups A and O
groups A, B, and O
Correct answer is A
No explanation has been provided for this answer.
Fingerprints are useful in crime detection because
the police have sophisticated fingerprint machines
thieves may leave their prints at the scene of a crime
no two people have the same fingerprint
fingerprints are easy to make
Correct answer is C
No explanation has been provided for this answer.
The parameters of size, height, weight, and colour in a population of living things are examples of
environmental variation
non-heritable variations
continuous variations
discontinuous variations
Correct answer is C
No explanation has been provided for this answer.
Which of the following is an example of variation?
Blood
Tongue rolling
Reproduction
Growth
Correct answer is B
No explanation has been provided for this answer.