a b c d e f g h i j k l m n o p q r s t u v w x y z
A protein that carries oxygen so as it can be transported around the body in our red blood cells.
The circulatory ‘tissue’, otherwise known as the blood and lymph.
Disorder characterised by slow and inefficient formation of blood clots leading to prolonged bleeding and spontaneous internal bleeding.
Term given to a cell with only one set of chromosomes, for example, the sex cells (sperm and egg).
A condition when the heart can no longer pump enough blood around the body. It usually occurs when the heart muscle has become too weak or stiff to work efficiently.
Key enzyme involved in DNA replication, it is responsible for ‘unzipping’ the double helix structure by breaking the hydrogen bonds between bases on opposite strands of the DNA molecule.
A type of chemical used to kill unwanted plants.
Also known as iron overload disease, it is an inherited disorder in which iron accumulates in the blood because too much is absorbed by the intestines.
A rare condition, but the most common inherited syndrome that predisposes people to early-onset colorectal cancer.
An organism that has both male and female reproductive organs.
An individual who carries two different alleles for a particular gene.
A protein found in the nucleus of eukaryotic cells, which is involved in packaging DNA into structural units called nucleosomes.
A process where DNA is exchanged between two identical or similar DNA molecules.
When two DNA sequences are identical or similar to each other.
An individual who carries two of the same alleles for a certain gene.
The body’s chemical messengers, carried in the bloodstream to tissues or organs. Important in many processes in the body, from reproduction to development.
An international biological research project, launched in 1990, with the goal of sequencing the human genome for the first time and making the data freely available online.
A retrovirus that infects humans and attacks the immune system. Left untreated, HIV can lead to acquired immunodeficiency syndrome (AIDS).
A group of viruses that infect your skin and the moist membranes lining your body, such as your mouth, throat and genitals. Cause abnormal tissue growth and genital warts.
A progressive neurodegenerative disorder, caused by a mutation in a single gene called huntingtin (HD), which usually develops in middle to late adult life. The mutation results in neuronal cell death in select areas of the brain and causes uncontrollable muscle spasms.
An attractive interaction between two molecules. Hydrogen bonds hold the nucleotide bases (A, C, G and T) together in the DNA double helix.
Is this page helpful?
Great! Anything else you'd like to see?
Sorry! What were you looking for?
Thanks! We really appreciate your feedback.
Can you spare 5-8 minutes to tell us what you think of this website? Open survey