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7th Grade Chapter 10

Teacher: Mrs. Morey
Across
Cell that has half the number of chromosomes as body cells
Cell process in which the nucleus divides to form two nuclei identical to the original nuclei
In sexual reproduction, the joining of sperm and egg
New diploid cell formed when a sperm fertilizes an egg, will divide my mitosis and develop into a new organism
A type of reproduction in which a new organism is produced from one organism and has DNA identical to the parent organism
Haploid sex cell formed in the male reproductive organs
Haploid sex cell formed in the female reproductive organs
Any permanent change in a gene or chromosome of a cell; may be beneficial, harmful, or have little effect on the organism
A type of nucleic acid that carries codes for making specific proteins
Down
Structure in a cell's nucleus that contains hereditary material
A type of reproduction in which two sex cells join to for an zygote, which will devlope into a new organism with a unique identity
Reproductive process that produces four haploid sex cells from diploid cell and ensures offspring will have the same number of chromosomes as the parent organism
Cell whose similar chromosomes occur in pairs
Organelle that controls all the activities of a cell and contains the hereditary material made of DNA
The genetic material of all organisms; made up of two twisted strands of sugar-phosphate molecules and nitrogen bases
Section of DNA on a chromosome that contains instructions for making specific proteins