Producing New Cells Flashcards
Thread like structures within the nuclear of a cell involved in cell division
Chromosomes
Chromosomes do this before a cell divides
Duplicate
The term to describe a chromosome and its copy
Chromatids
The structure which holds a pair of chromatids together
Centromere
The area of a cell where the chromosomes line up
Equator
The structure which attaches chromosomes to poles
Spindle fibres
This structure must disappear to allow cell division to take place
Nuclear membrane
What is a chromosome compliment
Characteristic no of chromosome of a given species
What is a diploid cell
A cell containing 2 matching sets of chromosomes
Name for cell division
Mitosis
What controls cell division
Nucleus
What are stem cells
Unspecified cells that can become anything
What can the specialised cells be used for
Growth and repair
What is a specialised cell
An adapted cell to carry a specific function
2 specialised plant cells
Phloem cell
Root hair cell
Palisade
2 specialised animal cell
Sperms cell
Blood cell
What does a sperm cell do
Swim to egg and fertilise ut
What does a red blood cell do
Transport oxygen
Has haemoglobin and lacks nucleus to increase oxygen capacity
What does a root hair cell do
Absorbs water
Has large surface area
What does a phloem cell do
Transport sugars
What is a tissue
Large no of specialised cells grouped to carry a particular function
2 plant tissues
Vascular
Root
2 animal tissues
Muscle
Blood
What is an organ
Different types of tissue grouped together
2 animal organs
Lungs
Heart
Eyes
2 plantt organs
Reproductive organs
Leaves
