Which of these organs can be considered vestigial in humans but functional in other mammals? The
liver
appendix
rectum
stomach
Correct answer is B
No explanation has been provided for this answer.
Which of the following traits is not a morphological variation in humans?
Ability to taste PTC
Colour
Fingerprints
Size
Correct answer is A
No explanation has been provided for this answer.
Differences in characteristics that exist among individuals of the same species is referred to as
genetics
dominance
hybrid
variation
Correct answer is D
No explanation has been provided for this answer.
Characteristics that exhibit continuous variation are generally controlled by
a single gene
recessive genes
epistatic interactions
multiple genes
Correct answer is D
No explanation has been provided for this answer.
Which of the following statement is not a reason for banning bush burning? It
allows for quick regrowth of grasses
Kills soil microorganisms
leaves the soil bare of vegetation
burns off organic soil nutrients
Correct answer is A
No explanation has been provided for this answer.