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(i) The specimen in mounted in a vacuum
(ii) The specimen is illuminated by a beam of electrons which would kill the cells
(iii) The dyes used are derived from heavy metals which are toxic to cells
maurice.mutuku answered the question on August 13, 2019 at 13:02
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The diagram below shows a gaseous exchange structure in the stems of angiosperms.
Name;
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(b) The apparatus labelled X.
(c) Substances represented by arrows B and C.
Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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In actively photosynthesizing cells the sugars formed are quickly converted to starch. What is the
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Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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A person fell from the third floor of a building and had part of his brain damaged. Name the part of the brain damaged if the person suffers from the following.
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(ii) Inability to regulate body temperature.
(iii) Lack of body balance.
Date posted: August 13, 2019. Answers (1)
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(a) Deals with phylogenetic relationship between organisms.
(b) Deals with disputed parentage.
(c) Would be useful to a beekeeper.(Solved)
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(b) Deals with disputed parentage.
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Date posted: August 13, 2019. Answers (1)
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The diagrams below shows leaves obtained from plant A and C grown in the same habitat.
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Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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Date posted: August 13, 2019. Answers (1)
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The figure below illustrates specialized cells.
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(c) State the functions of the cells.
Date posted: August 13, 2019. Answers (1)
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What percentage offspring would have brown fur from a cross between...(Solved)
In mice the allele for black fur is dominant to the allele for brown fur.
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Date posted: August 5, 2019. Answers (1)
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The figure below show a portion of nucleic acid
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i). Name the nucleic acid
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Date posted: August 5, 2019. Answers (1)
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Name two categories of anaerobes.
Date posted: August 5, 2019. Answers (1)
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Date posted: August 5, 2019. Answers (1)
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Date posted: August 5, 2019. Answers (1)
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Date posted: August 5, 2019. Answers (1)
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The chart below shows a feeding relationship in a certain ecosystem
a. Construct two food chains ending with a tertiary consumer in each case.
b. Which organism has the largest variety of predators in the food web.
c. Name secondary consumers in the food web.
Date posted: August 5, 2019. Answers (1)