Basic Genetics Crossword
Across
- 4. this person first published the idea that living things change over time
- 5. this type of reproduction involves fission and limited genetic variation
- 7. this type of reproduction involves egg and sperm
- 10. a mouse has black fur
- 12. cells with half the amount of chromosomes, such as egg or sperm cells
- 14. only females can pass on this trait on the X-chromosome and not be affected
- 16. an arctic hare's fur is white in a snowy environment
- 17. an individual has two alleles that are different
- 19. when a population becomes divided by an event like a flood or earthquake
- 20. a pattern of inheritance where traits are blended and neither are dominant
- 22. the combination of alleles for a trait, such as Tt
- 24. the remains of ancient plant and animals found buried in rock
Down
- 1. the female part of a flower that produces haploid cells
- 2. this is the molecule responsible for all of life and codes for making proteins
- 3. a pattern of inheritance where the allele is carried only on the X chromosome
- 4. cells with a full amount of chromosomes, such as most body cells
- 6. a type of diagram that shows a common ancestor between organisms
- 8. the part of a flower that produces pollen
- 9. this type of allele always shows its trait
- 11. an individual has two alleles that are the same
- 13. a pattern of inheritance where traits appear together and both are dominant
- 15. this type of allele is always hidden unless by itself in a genotype
- 18. the study of the passing of traits from parents to offspring
- 21. the change in the genetic code of an individual
- 23. this part of the finches on the Galapagos changed after a drought