Download Genetics Big Idea Review

Big Idea Review
NAME _____________________________
Sexual, selection, domain, genes, species, inherited, genotype, phenotype, taxonomy, natural
selection, homeostasis, organisms, binomial nomenclature, asexual, homologous, Darwin,
evolution, adaptations, finches, heredity, DNA, half, selective breeding, easier, classification,
genetics, homozygous, heterozygous,
1. __________ are living things.
2. __________ reproduction increase the genetic variation of the offspring.
3. Sex cells are the only cells in your body that contain __________ of the normal number
of chromosomes.
4. Chromosomes are made of ___________.
5. ___________ is the passing of physical characteristics from parents to offspring.
6. ___________ is the process of groupings things based on similarities.
7. Scientists classify organisms to make them __________ to study.
8. ___________ is the study of how organisms are classified.
9. ___________ is the broadest level of classification.
10. ___________ is the most specific level of classification.
11. ____________ is responsible for the theory of evolution.
12. ____________ is the ability to maintain stable internal conditions.
13. ____________ is the process of change over time.
14. ____________ ________________ is the 2 part naming system to identify organisms.
15. ____________ ________________ is the process by which organisms that are better
adapted to the environment are more likely to survive and reproduce.
16. Only ___________ traits can be acted upon by natural selection.
17. ____________ structures are similar structures inherited from a common ancestor.
18. ____________ reproduction requires one parent and is an exact replica.
19. Darwin’s ____________ had beaks adapted to survive and reproduce in their
environment.
20. ____________ ________________ is when you purposely breed for a trait, such as
cow size or featherless chickens.
21. Evolution and adaptations are processes of natural _____________.
22. ______________ allow an organism to survive and reproduce in a specific environment.
Example is a long tongue to eat ants.
23. An organism’s traits are controlled by factors called _____________.
24. ______________ is the study of heredity.
25. ______________ is 2 identical alleles for a trait.
26. ______________ is 2 different alleles for a trait.
27. An organism’s ______________ is its physical appearance.
28. An organism’s ______________ is its genetic makeup.