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1751

A pair of genes which controls a trait is described as?

  • A. dominant
  • B. recessive
  • C. allele
  • D. variant
  • E. hybrid
View Answer & Discuss (1) WAEC 1990
1752
The genetic make-up of an organism is described as its
  • A. phenotype
  • B. genotype
  • C. character
  • D. chromosome
  • E. allele
View Answer & Discuss WAEC 1990
1753
The precondition for transfusion of blood to an accident victim is
  • A. seeking the consent to his parents
  • B. ascertaining the religious belief of the victim
  • C. cross-matching the blood group of the donor with that of the accident victim
  • D. curing the donor of any disease traced in his blood
  • E. rewarding the donor with food and money.
View Answer & Discuss WAEC 1990
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1754
Adaptive radiation as illustrated by the variety of forms in insects can be regarded as
  • A. behavioral modification
  • B. a case of rapid population growth
  • C. a physiological process
  • D. an evidence of evolution
  • E. a population control mechanism
View Answer & Discuss (2) WAEC 1990
1755
Which of the following statements about the modifications of pentadactyl fore-limb is not correct?
  • A. Wings are modified for flying in birds
  • B. Flippers are modified for grasping in sharks
  • C. Legs are modified for walking and running in antelopes
  • D. Arms are adapted for grasping and holding in human beings
  • E. Flippers are modified for swimming in whales
View Answer & Discuss (2) WAEC 1990
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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