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Parts of a Cell. Cornell Notes page 23. Genetics Heredity Traits. the study of heredity the passing of traits from parent to offspring Characteristics that are determined by genes. Cell. smallest unit of a living thing. looked like tiny cells of a monastery/jail. Nucleus.
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Parts of a Cell Cornell Notes page 23
Genetics Heredity Traits • the study of heredity • the passing of traits from parent to offspring • Characteristics that are determined by genes.
Cell • smallest unit of a living thing. • looked like tiny cells of a monastery/jail.
Nucleus • dark spot inside cell • control center; the “brain”
Chromosome • inside the nucleus • made up of a long strand of DNA • location of genes • humans have 2 of every chromosome (23 pairs, 46 chromosomes)
Gene • instructions for traits • sections of DNA on chromosomes • found in pairs • have specific locations on chromosome
DNA • deoxyribonucleic acid • long strands that make up genes (instructions)
Robert Hooke Anton Van Leeuwenhoek Robert Brown Used microscope to view samples of cork Gave “cells” their name First to see living organisms Gave the name “nucleus” to the dark blob seen in cells.
Draw and label the parts of a cell… Chromosomes Nucleus Gene Pair DNA Cell
Inside a city is a library. Inside the library are books filled with chapters made of letters. Inside a ___ is a ______. Inside the ______are __________ filled with _____made of ____. cell nucleus chromosomes nucleus genes DNA