Cell Theory
what is a cell?
basic unit/structure of life
what is a cell wall?
Thick surface structure that gives shape, support and protection to plant cells
What has DNA?
all living things
what are nerve cells used for?
communication
what a gene pool?
all available genes carried in a particular species
what are organisms made of?
cells
what is a ribosome?
¨factories¨ for building proteins
how many total chromosomes do we have?
46
what are red and white blood cells used for?
red carries o2 and white aids in immunity
a species more different overtime
what are the 2 types of cell?
prokaryotic and eukaryotic
what is DNA?
hereditary material that carries the genetic code
what does DNA stand for?
deoxyribonucoeic acid
what do embryonic stem cells do?
present in developing fetuses as they grow
what is camouflage?
adaption in which organisms blend into their environments
what is a prokaryotic cell?
smaller, simpler,bacteria
no nucleus, no membrane, and no DNA or RNA
what is a lysosome?
digests excess or worn out cell parts, food particles,invading particles or bacteria
what did Rosalind Franklin do?
studied DNA,investigated shape and structure
a tail like structure and used for movement
what is mimicry?
adaption in which one species imitates or copies another species to ward off predators
what is a eukaryotic cell?
more complex,larger,include animals,plants,fungis,and protist
what is rough ER?
studied organelle that aids in protein synthesis
what is karyotype?
a picture of individual chromosomes
what is gene expression?
a cell creates a functional protein based on a specific protein of the DNA
what is genetic equilibruim?
when allele frequencies remain stable