Matching

2. what an experimenter deliberately changes or manipulates in investigation
4. describing DNA’s structure like twisted ladder
7. the first 22 pairs chromosomes in a body cell
10. the full name for E.R. (an organelle)
11. a cluster of 4 chromatids of a pair of homologous chromosomes
12. describing DNA 2 strands are running along with each other, but opposite in direction
14. certain substances can move across membrane freely, while others cannot
17. similar parts of homologous chromosomes get “tangled” and exchange with each other
18. spread of disease or cancer from one organ to others
21. full name for DNA
22. the type of cell formed when two gametes fuse together
23. full name for ATP

1. Enzyme that helps in transcribing DNA into mRNA in 5’ to 3’ direction
3. Enzyme that helps in replicating the template strand in 5’ to 3’ direction
5. consumers that eat both plants and meat
6. the type of cancer cells that can break away and be carried to other parts of body
8. programmed cell death
9. animal cells form __ to divide the cytoplasm into 2 equal parts
13. a way for producers to obtain energy in which chemicals (instead of sunlight) are used
15. the actual fusion of gametes
16. how close your measurements are to each other
19. Helps in binding the covalent backbone together
20. a logical guess about an object or outcome based on your observations