Biology Crossword

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Across
  1. 1. Augustinian monk and botanist whose experiments in breeding garden peas led to his eventual recognition as founder of the science of genetics
  2. 7. any of several threadlike bodies, consisting of chromatin, that carry the genes in a linear order: the human species has 23 pairs, designated 1 to 22 in order of decreasing size
  3. 8. that one of a pair of alternative alleles whose effect is masked by the activity of the second when both are present in the same cell or organism.
  4. 11. a mature sexual reproductive cell, as a sperm or egg, that unites with another cell to form a new organism.
  5. 12. having dissimilar pairs of genes for any hereditary characteristic.
  6. 13. the offspring of parents differing in two specific pairs of genes.
Down
  1. 1. part of the process of gamete formation, consisting of chromosome conjugation and two cell divisions
  2. 2. the observable constitution of an organism.
  3. 3. having two similar complements of chromosomes.
  4. 4. of or pertaining to a dominant.
  5. 5. any of several forms of a gene, usually arising through mutation, that are responsible for hereditary variation
  6. 6. the union of male and female gametic nuclei.
  7. 9. the genetic makeup of an organism or group of organisms with reference to a single trait, set of traits, or an entire complex of traits.
  8. 10. the offspring of individuals that differ with respect to a particular gene pair.
  9. 12. having identical pairs of genes for any given pair of hereditary characteristics.