Genetics

1234567891011121314151617181920
Across
  1. 5. The basic unit of heredity passed from parent to child.
  2. 6. reproduction A type of reproduction in which a new offspring is produced by a single parent.
  3. 9. father of genetics, studied pea plants; discovered patterns of inheritance
  4. 12. A specific characteristic that varies from one individual to another.
  5. 13. exact copy of the parent
  6. 14. dominant Both alleles for a trait are the same and dominant
  7. 15. special cells contributed by each parent that contain half of the normal number of chromosomes.
  8. 16. "regular life" for a cell; cell not dividing; DNA copies itself
  9. 18. Each new organism produced by sexual or asexual reproduction.
  10. 19. square A diagram for showing the likelihood of each outcome of a breeding experiment.
  11. 20. Breeding is sexual reproduction that produces offspring, usually animals or plants.
Down
  1. 1. type of inheritance in which two versions (alleles) of the same gene are expressed separately to yield different traits in an individual.
  2. 2. the passing on of genes and genetic traits from parent to offspring.
  3. 3. Relating to genes or heredity of traits.
  4. 4. A version of a gene.
  5. 7. The union of a male sperm and a female egg to form a fertilized egg.
  6. 8. an individual's complete set of chromosomes.
  7. 10. An observable trait, or physical characteristic, of an organism.
  8. 11. chromosomes become visible and look like thick strands; chromosomes PAIR UP; nuclear membrane dissolves, spindle fibers form
  9. 17. trait a trait that is expressed only when genotype is homozygous.