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The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by

A. fission

B. budding

C. asexual means

D. sexual means

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  1. Chromosomes exhibit minimum coiling during
  2. The best method to determine whether an individual is homozygous or heterozygous is
  3. Crossing over in meiosis occurs in
  4. The number of characters investigated by Mendel was
  5. Exhibition of superiority by a hybrid over both of its parents is called
  6. Which disease results from the genetic inability to synthesize a single enzyme ?
  7. Down's syndrome is an example of
  8. The nuclear membrane completely disappears during
  9. The possibilities of hereditary and evolutionary changes are greatest in species that reproduce by
  10. Mutations which are not dominant are not lost by a gene pooL This is known as
  11. Linkage is
  12. A codon is a sequence of 3 nucleolides on
  13. When is the sex of an offspring decided
  14. Which one of the following chemical characteristics is not common to all living beings ?
  15. The condition in which only one allele of a pair is present is known as
  16. The crossing of a homozygous tall plant with a dwarf would yield plants in the ratio of
  17. Albinism in com plants is best described as
  18. A giant chromosome having many chromo-nemata lying side by side all along their length is called
  19. Base substitutions from base analogues I are called
  20. A pure tall pea plant was reared in a soil poor in nutrition and reached the size of a pure dwarf pea…
  21.  A chemical mutagen is
  22. The genetic constitution of an organism is known as
  23. An offspring of two homozygous parents different from one another by alleles at only one gene locus…
  24.  A person meets with an accident and great loss of blood has occurred. There is no time to analyse…
  25. DNA duplication occurs in
  26. In humans, an example of sex-linked trait is
  27. Colour blindness is caused due to
  28. Among the following which is a test cross?
  29. The chromosomal theroy of heredity implies that
  30. The science dealing with study of inheritance and variation is