Genetics

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Across
  1. 2. a self-replicating material that is present in nearly all living organisms
  2. 4. the presence of two complete sets of chromosomes in an organism's cells, with each parent contributing a chromosome to each pair
  3. 10. the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment. (theres a hint)
  4. 11. most important, powerful, or influential.
  5. 12. a type of inheritance in which two versions (alleles) of the same gene are expressed separately to yield different traits in an individual.
  6. 13. A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell
  7. 15. a reproductive cell of an animal or plant
  8. 16. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
  9. 17. having two identical alleles of a particular gene or genes.
Down
  1. 1. the genetic constitution of an individual organism.
  2. 3. a thread-like structures located inside the nucleus
  3. 5. a cell that contains a single set of chromosomes
  4. 6. any cell of a living organism other than the reproductive cells
  5. 7. a distinguishing quality or characteristic, typically one belonging to a person.
  6. 8. having two different alleles of a particular gene or genes.
  7. 9. a trait that is expressed only when genotype is homozygous
  8. 14. any observable feature, or trait, of an organism, whether acquired or inherited