At the moment of conception, when a male’s sperm fertilizes the female’s egg’ the single cell that is formed is called the:

Related Mcqs:

1. In gamete development, the fact that each mature egg or sperm contains only one chromosome from each pair is attributable to a process known as ______________?

   A. fertilization
   B. immunization
   C. reduction division
   D. zygotic division

2. The union of an egg and a sperm produces ________________?

   A. a phenotype
   B. a zygote
   C. an allele
   D. a clone

3. A human Sperm cell contains:

   A. 46 genes
   B. 46 pair of genes
   C. 23 genes
   D. 23 chromosomes

4. A female may develop some of the male characteristics because of:

   A. A tumor on adrenal cortex
   B. Excess of testosterone
   C. Lack of progesterone
   D. A tumor in pancreas

5. Development is continuous process which ranges from conception to:

   A. Birth
   B. Childhood
   C. Adolescence
   D. Old age

6. The cytoplasmic process arising from the cell body of neuron that carries impulse towards cell body is called a:

   A. Axon
   B. Dendrite
   C. Nissl’s granule
   D. Myelin sheath

7. In psychology, the correct conception of motivation was first described in terms of instinctive behavior. On whose theory was this concept largely based?

   A. Hume
   B. Descartes
   C. Darwin
   D. James

8. Which of the following abnormalities is most likely related to the mother’s condition at the time of conception?

   A. oxygen deprivation during prenatal development
   B. fetal alcohol syndrome
   C. Down’s syndrome
   D. prenatal smoking

9. Development, as applied to the various areas of behavior, is characteristic of human nature from conception throughout:

   A. Experience
   B. Life
   C. Development period
   D. Situation to situation

10. The collection of rod and cone receptors that funnel signals to a particular visual cell in the retina make up that cell’s:

    A. blind spot
    B. optic disk
    C. opponent process field
    D. receptive field