Put a cross in the box to indicate your answer. Blood entering lungs Suggest why sprint athletes gain no advantage from training at altitude. Use a tick 3 if the group has the characteristic and a cross 2 if the group does not have the characteristic.
Suggest how the concentration of glucose in the dialysis solution helps to maintain a normal glucose concentration in the blood. Complete the passage by writing a suitable word in each of the spaces.
Describe the sequence of events that cause this response. With reference to the investigation in this question, explain the terms i population 1. For example, a person may withdraw their hand from a hot object. The first box has been done for you. It is used to help diagnose patients who have problems with their alimentary canal.
The white part of the leaf has cells that do not contain chloroplasts. Advice Read each question carefully before you start to answer it. The plant was destarched by leaving it in the dark for 24 hours. Level of gas in cm3 per cm3 of blood Gas X Y i Name the two gases. Information total mark for this paper is The offspring plants all had purple flowers.
Use F and f to represent the alleles. The small molecules move from a region of high concentration to a region of low concentration. Complete the table by giving the missing characteristics and examples.
Suggest how Mendel made sure that all the purple offspring plants were self-pollinated.
It was then sealed in a flask containing a solution of sodium hydroxide, a substance that absorbs carbon dioxide. This is done by passing the dialysis solution over the tube containing the blood. The number of red blood cells remains high when the athletes return to lower altitude to compete.
Design an investigation to find out if the growth of fish is affected by the temperature of the water in which they are farmed. Name the two blood vessels and the tube.Time: 2 hours 4BI0/1B 4SC0/1B You must have: Ruler Calculator Pearson Edexcel International GCSE ultimedescente.com 2 *PA* DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA.
DESCRIPTION. Write your name here Surname Other names Edexcel Certificate Edexcel International GCSE Centre Number Candidate Number Biology Unit: KBI0/4BI0 Science (Double Award) KSC0/4SC0. 4 bi0 1b_que_ Published in: Education.
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4BI0 1B Que Topics: Blood, KBI0/1B 4BI0/1B KSC0/1B 4SC0/1B You must have: Ruler Calculator Total Marks Instructions black ink or ball-point pen. t Use in the boxes at the top of this page with your name, t Fill centre number and candidate number.
all questions. KBI0/1B 4BI0/1B KSC0/1B 4SC0/1B Pearson Edexcel Certificate Pearson Edexcel International GCSE. 2 *PA* Answer ALL questions. 1 The table gives features of three different groups of organism. Complete the table by putting a tick (9) in the box if the organisms in the group have.Download