biology

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Across
  1. 3. the molecule inside cells that contains the genetic information responsible for the development
  2. 10. -a genetic change in which a piece of one chromosome breaks off and attaches to another chromosome
  3. 11. membranous true-like projections arising from the body of the neuron
  4. 12. - a chromosomal defect in which a segment of the chromosome breaks off and reattaches in the reverse direction
  5. 14. cell- a type of cell that receives ang sends messages from the body
  6. 17. division- the process by which a single parent cell splits to form new cells
  7. 18. the largest part of the brain
  8. 20. the long threadline part of a nerve cell which impulses the conducted from the cell body to other cells
  9. 23. a chemical compound that is used to make one of the building blocks of DNA
  10. 24. part of nervous system consisting of sensory receptors received stimuli
  11. 25. a type of genetic change that involves the absence of a segment of DNA
  12. 26. body- the central part of a neuron that includes the nucleus but not the axons ang dendrites
  13. 27. the genetic code is the set of rules used by living cells to translate information encoded within genetic material
  14. 28. any change in the DNA sequence of a cell
  15. 29. the basic unit of heredity passed from parent to child
  16. 30. a type of mutation in which one nucleotide is replaced by a different nucleotide
Down
  1. 1. the process of copying a segment of DNA into RNA
  2. 2. a chemical compound that is used to make one of the building blocks of DNA and RNA
  3. 4. syndrome- a condition in which a person has an extra chromosome
  4. 5. a structure found inside the nucleus of a cell
  5. 6. the portion of the brain in the back of the head between the cerebrum and the brain stem
  6. 7. a state of balance among all the body systems needed for the body to survive and function correctly
  7. 8. it is a type of purine
  8. 9. a neuron that conveys impulses from one neuron to another
  9. 13. the space between the end of a nerve cell
  10. 15. the process by which a double stranded DNA molecule is copied to produce two identical DNA molecule
  11. 16. relating to the skull or cramian
  12. 19. having to do with movement of body parts
  13. 21. trinucleotide sequence located at one end to transfer RNA molecule
  14. 22. stem- central trunk of the mamalian brain