Across
- 2. first 14 days
- 4. gene far more influential than recessive gene
- 6. ninth week until birth
- 8. any agent or condition, including viruses, chemicals, and drugs, resulting in birth defects or even death
- 10. Observable characteristics of an organism, including appearance, personality, intelligence, and all other traits
- 11. third through eighth week
- 13. age at which a preterm newborn may survive outside the mother's uterus if medical care is available
- 16. entire packet of instructions to make living organism
- 17. variation of a gene or any of the possible forms in which a gene for a particular trait can occur
- 18. includes all microbes that have own DNA; live within body
- 19. first major epigenetic influence on genes
Down
- 1. special case of dominant-recessive pattern
- 2. copy number variations
- 3. effects add up to influence phenotype
- 5. two gametes combine and produce a new idividual with 23 chromosomes from each parent
- 7. result from fertilization from two seperate ova by two seperate sperm
- 9. originate from one zygote that splits apart very early in development
- 12. can silence or amplify human genes; lifelong
- 14. organism's gentetic inheritance or genetic potential
- 15. reproductive cells
