Flashcards

Untitled

Jozzii LEFELAU A AS Level English 14 cards

Cards in this deck (14)

1DEFINE 'ATOM'AN ATOM CONSISTS OF A NUCLEUS, CONTAINING PROTONS AND NEUTRONS SURROUNDED BY ORBITING ELECTRONS
2DEFINE 'MOLECULE'A MOLECULE IS TWO OR MORE ATOMS JOINED TOGETHER TO FORM A STABLE STRUCTURE
3DEFINE 'ELEMENT'AN ELEMENT IS A SUBSTANCE CONTAINING JUST ONE TYPE OF ATOM
4DEFINE 'COMPOUND'A COMPOUND IS A SUBSTANCE CONTAINING TWO OR MORE TYPES OF ATOM, CHEMICALLY BOUND TOGETHER
5DEFINE 'ORGANIC'A SUBSTANCE WHOSE MOLECULES CONTAIN CARBPN HYDROGEN AND OXYGEN, EG CARBOHYDRATES, LIPIDS AND PROTEINS
6DEFINE 'INORGANIC'ANY SUBSTANCE IN WHICH TWO OR MORE CHEMICAL ELEMENTS OTHER THAN CARBON ARE COMBINED
7DEFINE 'MONOMER'SMALL MOLECULES WHICH COMBINE TO FORM A LARGER MOLECULE
8DEFINE 'POLYMER'A LARGE MOLECULE CONSISTING OF SMALLER MOLECULES JOINED TOGETHER
9WHAT IS A MACRONUTRIENT?IT IS A KEY ELEMENT NEEDED IN SMALLO QUANTITIES
10WHAT IS A MICRONUTRIENT?TRACE ELEMENTS NEEDED IN MINUTE QUATNITIES
11WHAT IS THE ROLE OF MAGNESIUM IN CELL METABOLISM?IT IS INVOLVED IN THE FUNCTION OF ENZYMES, NUCLEIC ACIDS AND CHLOROPHYLL
12WHAT IS THE ROLS OF CALCIUM IN CELL METABOLISM?USED IN CARDIAC MUSCLE CONTRACTION. IT IS ALSO A CONSTITUENT OF BONES
13WHAT IS THE ROLE OF IRON IN CELL METABOLISM?IT IS A CONSTITUENT OF HAEMOGLOBIN. IT IS ALSO INVOLVED IN THE FUNCTION OF CERTAIN PROTEINS
14WHAT IS THE ROLS OF PHOSPHATE IN CELL METABOLISM?TO PROVIDE THE HIGH ENERGY PHOSPHATE NEEDED IN ATP. IT IS A STRUCTURAL COMPONENT OF TEETH AND BONES

Description: AS Level LEFELAU A (Lefelau A) Flashcards on Untitled, created by Jozzii on 02/03/2015.
Created by: Jozzii · Mar 2015
Updated: Feb 19, 2016
Views: 0
Rating