genetics unit

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Across
  1. 2. having or developing buds.
  2. 5. disease, the result of changes, or mutations, in an individual's DNA.
  3. 6. an individual animal, plant, or single-celled life form
  4. 8. the action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote.
  5. 10. the genetic constitution of an individual organism.
  6. 11. the central and most important part of an object, movement, or group, forming the basis for its activity and growth.
  7. 13. a person's child or children.
  8. 14. chart, a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors from one generation to the next, most commonly humans, show dogs, and race horses.
  9. 16. a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores.
  10. 17. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
Down
  1. 1. square, a square diagram that is composed of a grid of usually four boxes and is used to calculate and depict all the combinations and frequencies of the different genotypes and phenotypes among the offspring of a cross in accordance with Mendelian inheritance.
  2. 3. trait, an inherited characteristic that appears in an offspring if it is contributed from a parent through a dominant allele
  3. 4. a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
  4. 7. a unit of heredity which is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
  5. 9. the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.
  6. 12. trait, can be carried in a person's genes without appearing in that person
  7. 15. reproduction, In this form of reproduction, a single organism or cell makes a copy of itself.