Cell Division
What name is given to the process of cell division?
Mitosis
Where are chromosomes found in the cell?
How many DNA bases are there?
4
What is the ethical concern with collecting embryonic stem cells?
it destroys the embryo
Where does the energy for photosynthesis come from?
Light Energy
What cell organelle controls the process of cell division?
Nucleus
How many pairs of chromosomes are in the human body?
23 pairs
What is the twisted ladder shape of DNA called?
The double helix
Where can you find stem cells?
Embryos, skin, bone marrow
What are the raw materials of photosynthesis?
How many daughter cells are produced during cell division?
Two
What are chromosomes made up of?
DNA (or genes)
What DNA base always pairs with guanine (g) ?
cytosine (C)
How are stem cells different to normal cells?
They can change into any type of cell
What are the products of photosynthesis?
How many chromosomes are in each daughter cell after the human body cell divides?
46
What is a section of a chromosome made from DNA called?
Gene
What is the complementary DNA sequence to TACGATTA
ATGCTAAT
What is a use of stem cells?
testing new drugs, skin grafts, producing replacement organs, treating diseases
What pigment is used to capture light energy and what organelle is it found in?
Chlorophyll in the chloroplast
If a bacteria doubles every 20 minutes, how many cells will there be after 60 minutes?
8 cells
What do genes encode?
Proteins
What is the name of one scientist involved in the discovery of DNA
What is the difference between embryonic stem cells and adult stem cells?
embryonic stem cells can change into any cell
What 3 things can glucose be used for by the plant?
Energy, stored as starch, building material (cellulose)