cell types

gdolphinstar112
Mind Map by gdolphinstar112, updated more than 1 year ago More Less
12newtonh
Created by 12newtonh almost 5 years ago
gdolphinstar112
Copied by gdolphinstar112 almost 5 years ago
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Description

Mind Map on cell types, created by gdolphinstar112 on 04/06/2015.

Resource summary

cell types
1 red blood cells
1.1 red blood cells carry oxygen from the lungs to all the cells in the body
1.2 they havew a biconcave shape. this gives a large surface area for carrying oxygen
1.3 they dont have a nucleus this makes more room to carry oxygen
2 white blood cells
2.1 white blood cells defend you bady agtainst deseases
2.2 they do have a nucleus
2.3 they are able to change shape. this lets white blood cells surround unwanted germs like bacteria and degest them
3 sperm cells
3.1 sperm cells are made by males
3.2 sperm and egg cells can join together to make an embryo this is called fertilisation
3.2.1 embryo can grow into a child
3.3 a sperm cell are very small
3.4 it has a tail which can move this allows it to swim and find an egg to fertilies
3.5 its head contains enzymes. these are chemical that help it get into the egg so the sperm and egg can join
3.6 the nucleus contain genes from the father these will be passed onto the child
4 egg cells
4.1 egg cells are made by females
4.2 sperm and egg cells can join together to make an embryo this is called fertilisation
4.2.1 embryo can grow into a child
4.3 and egg cell is large and bulky becuase it doesnt need to move about. it just sits and waits for sperm to find it
4.4 it contains cytoplasm. this provides food for the embryo
4.5 the nucleus contains genes from the mother. these will be passed onto the child
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