The colour of the ventral surface of a fish is lighter than that of the dorsal. This is mainly
an adaptation for movement
an adaptation for camouflage
for attracting mates
for regulating body temperature
Correct answer is B
No explanation has been provided for this answer.
Scales on reptiles are a feature for
conserving water
conserving food
protecting the skin
locomotion
Correct answer is A
No explanation has been provided for this answer.
nectar
small seeds
big seeds
insects
Correct answer is A
No explanation has been provided for this answer.
the egg determines the phenotype of the son
sons inherit the sex chromosome of their mothers
the father's sex chromosomes is weaker in sons
sex-linked traits express dominance in females
Correct answer is D
No explanation has been provided for this answer.
Which of the following pairs are fully adapted to terrestrial life?
Ferns and algae
Ferns and mosses
Bryophytes and flowering plants
Flowering plants and conifers
Correct answer is D
No explanation has been provided for this answer.