Across
- 4. Physical appearance
- 7. Two identical alleles for the genotype are known as __________
- 13. How many haploid daughter cells are formed during telophase 2?
- 16. Mendel's first law of _________ states that when gametes are formed, pairs of alleles for a specific trait will separate
- 18. At what stage do the chromosomes line up horizontally?
- 19. What are identical twins also known as?
- 20. what does DNA stand for?
- 21. A package of DNA that codes for protein is called a _________
- 22. At what stage does the cytoplasm divide?
- 23. Genetic make-up of the organism.
- 25. A form of asexual reproduction
- 27. What is are the repeating molecules that DNA is made of called?
- 30. At what stage of mitosis nuclear membrane reform?
- 31. A form of sexual reproduction
- 32. Adenine and Guanine are _________
Down
- 1. At what stage of mitosis do the sister chromatids split?
- 2. The study of heredity
- 3. The middle part of the chromosome that holds the sister chromatids
- 5. At what stage of mitosis does the nuclear membrane break down?
- 6. Crossing over happens at what stage of meiosis?
- 7. What is the twist component to the DNA called?
- 8. Guanine is complementary pair _________
- 9. What are fraternal twins also known as?
- 10. The traits that appear in the F1 generation are called ________ traits.
- 11. At what stage of mitosis do the chromosomes line up at the equator (centre)
- 12. who is known as the father of genetics?
- 14. Two different alleles for the genotype are known as _________
- 15. Thymine and Cytosine are _________
- 17. What holds the nitrogen bases together?
- 24. The traits that are hidden in the F1 generation are called _________ traits.
- 26. Each nuclei contains of the _________ number of chromosomes as the parent cell
- 28. How many chromosomes does the human have?
- 29. Adenine is complementary pair _________