Biology 0.0 / 5 ? ScienceCellsGCSEAQA Created by: lucysimms1Created on: 09-05-18 00:21 What are the two main type of cells? Prokaryotic and eukaryotic 1 of 30 How magnification calculated? It is the size if the image divided the size of the real object 2 of 30 What are chromosomes made up of? DNA 3 of 30 What is osmosis? It is the movement of water molecules to a more concentrated solution across a semi-permeable membrane 4 of 30 What is an organ? It is a group of different tissues working together to perform a specific job 5 of 30 What are the three main types of digestive enzymes? Protease, lipase and carbohydrase 6 of 30 What are the different types of blood vessels? Ateries, veins and capillaries 7 of 30 What two treatments can be used for coronary heart disease? Stents to keep coronaryarteries open and statins to reduce cholesterol 8 of 30 What is transpiration? It is the loss of water through stomata in leaves 9 of 30 What is the vector of malaria? It is a type of mosquito 10 of 30 How can a person be made immune to a specific disease? A vaccination 11 of 30 What is MRSA? It is a strain of bacteria that is resistant to antibiotics 12 of 30 What are deficiency diseases? A lack of mineral ions in the soil 13 of 30 What two products are produced when carbon dioxide and water combine in photosynthesis? Glucose and oxygen 14 of 30 What is anaerobic respiration in yeast cells called? Fermentation 15 of 30 What part of the brain comtrols body temperature? Thermoregulatory centre 16 of 30 What structures carry impulses from the retina to the brain? Optic nerve 17 of 30 What are the chemical messengers produced glands of the endocrine system? Hormones 18 of 30 What four hormones are involved in the menstrual cycle? Follicle stimulating hormone (FSH), oestrogen, luteinising hormone (LH) and progesterone. 19 of 30 Name the process that causes a plant to grow towards or away from light? Phototropism 20 of 30 What type of cell devision forms gametes? They are formed by meiosis 21 of 30 What is the structure of DNA? It is a polymer of nucleotides that forms a double helix 22 of 30 What word describes having two different alleles for a gene? Heterozygous 23 of 30 What process is the gradual change in the inherited characteristics of a population over time? Evolution 24 of 30 How are geneticlly identical individuals described? Clones 25 of 30 What is the classification system called in which organisms are given a two-part name made up of their genus and species? Binomial system 26 of 30 What is a population? It is a group of individuals of one species living in a habitat 27 of 30 What are the top consumers in a food chain called? Apex predators 28 of 30 Name two gases that contribute to global warming? Carbon dioxide and methane 29 of 30 How are methods that increase food production now, but leave enough resources for the future described? Sustainable 30 of 30
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