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a) A-secretion of sebum
D- production of sweat rej. Secrete for production
b) i) it contract causing the hair to stand erect trapping air
ii) it vasocontrict reducing the amount of blood flowing next to the skin.
c) Addiction /accumulation of dead cells to the hair root.
d) Secretion of sebum which is antiseptic production of melenin
sharon kalunda answered the question on September 17, 2019 at 09:38
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Four cylinders of potato were carefully dried on blotting paper and weighed. Each piece weighed 3g. One was placed in each as shown in the drawing below.
a) After 48hours, which potato would be the heaviest
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Date posted: September 17, 2019. Answers (1)
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Animal B
Animal C
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Date posted: September 17, 2019. Answers (1)
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b) i) Identify the part labeled A.
ii) State the hormone produced by the part you have identified in b(i) above and its function.
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Date posted: September 17, 2019. Answers (1)
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ii) Give reasons for your answer.
iii) Identify the reproductive structure represented in K and L.
Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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a) Name bone T and R
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i) State the function of the fluid in (i) above.
d) i) What is the type of the joint found at part labeled 1.
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Date posted: September 17, 2019. Answers (1)
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In an experiment, Euglena was put in a petri dish. One side of the petri dish was illuminated and the other kept dark as shown below.
a) Name this type of response.
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c) Other than light, outline other two factors that may cause change of position in Euglena and state the respective type of response.
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Date posted: September 17, 2019. Answers (1)
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a) Using R for red flowers and W for white flowers, work out the genotypes of F2 generation.
b) Determine the genotypic ratio of F2 generation.
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)
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Date posted: September 17, 2019. Answers (1)