by Sunday | Dec 23 | Biology WAEC
A. skin colour B. fingerprint C. tongue rolling D. height Correct Answer: Option C – tongue rolling
by Sunday | Dec 23 | Biology WAEC
A. antigens are absent in their blood cells B. members of the group constitute the highest number of humans C. there are no antibodies in their blood plasma D. the antigens in their blood cells are easily destroyed Correct Answer: Option A – antigens are absent...
by Sunday | Dec 23 | Biology WAEC
Two tall plants were crossed and all the F1 plants were tall. When the F1 plants were selfed, some of the F2 plants were tall while others were short. What are the possible genotypes of the original plants? A. Tt and tt B. TT and TT C. tt and tt D. TT and Tt Correct...
by Sunday | Dec 23 | Biology WAEC
A. to determine the genotype of an individual whose phenotype is to be known B. to determine the phenotype of an individual whose genotype is known C. between the progeny of parents to ascertain external expressions D. between two homozygous recessive individuals to...
by Sunday | Dec 23 | Biology WAEC
A. Males inherit sex-linked traits from their fathers B. sex-linked traits are more common in males C. females can be carriers because they can be heterozygous for the trait D. males are never carriers since they only receive one sex chromosome Correct Answer: Option...
by Sunday | Dec 23 | Biology WAEC
A. energy B. numbers C. biomass D. organisms Correct Answer: Option D – organisms