Aqa Gcse Combined Science Trilogy : Biology Paper 1 Already Passed

What is the function of phloem in plants? {Ans: Transports food (sugars and amino acids)}What are some of the symptoms of measles? {Ans: Developing a red skin rash and showing signs of a fever}Give an example of how exchange surfaces are used in the human body {Ans: When oxygen and carbon dioxide are transferred between cells and the environment during gas exchange}What is the function of the guard cells? {Ans: They regulate the rate of transportation by opening and closing the stomata}What is amylase an example of? {Ans: Carbohydrase}How is malaria spread? {Ans: Through female mosquito bites - the female mosquito is a vector. They pick up the malarial protest when they feed on an infected animal so every time they feed on another animal, it infects it by interring the protist into the animal's blood vessels.}