Glucose is reabsorbed from the proximal convoluted tubule into the bloodstream.
Proteins molecules do not filter out into the bowman’s capsule during ultra-filtration due to their large size.
maurice.mutuku answered the question on August 13, 2019 at 12:46
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Name the branch of biology that:
(a) Deals with phylogenetic relationship between organisms.
(b) Deals with disputed parentage.
(c) Would be useful to a beekeeper.
(Solved)
Name the branch of biology that:
(a) Deals with phylogenetic relationship between organisms.
(b) Deals with disputed parentage.
(c) Would be useful to a beekeeper.
Date posted:
August 13, 2019
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Answers (1)
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In mice the allele for black fur is dominant to the allele for brown fur.
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.
What percentage offspring would have brown fur from a cross between heterozygous black mice and brown mice. Show your working. Use letter B to represent the allele for black colour
Date posted:
August 5, 2019
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Answers (1)
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Draw and label the structure of a gill.
(Solved)
Draw and label the structure of a gill.
Date posted:
August 5, 2019
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Answers (1)
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Give four modes of expressing food relationship in an ecosystem.
(Solved)
Give four modes of expressing food relationship in an ecosystem.
Date posted:
August 5, 2019
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Answers (1)
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In a certain plant species, which is normally green, a recessive gene for colour (n) causes the plant to be white when present in the...
(Solved)
In a certain plant species, which is normally green, a recessive gene for colour (n) causes the plant to be white when present in the homozygous stat. Such plants die young at an early age. In the heterozygous state the plants are pale green and grow to maturity.
(a).Suggest a reason for the early death of the plants with the homozygous recessive genes.
(b).If a normal green plant was crossed with the pale green plant, what will be the phenotypic ratio of F1 generation?
(c).Give an explanation for the occurrence of pale green colour in the heterozygous state.
Date posted:
August 5, 2019
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Answers (1)
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Differentiate between the mode of fertilization in higher plants and in mammals.
(Solved)
Differentiate between the mode of fertilization in higher plants and in mammals.
Date posted:
August 5, 2019
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Answers (1)
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The eggs of birds are relatively much larger than those of mammals. Explain
(Solved)
The eggs of birds are relatively much larger than those of mammals. Explain
Date posted:
June 18, 2019
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Answers (1)
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The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell
(Solved)
The calyx cells of a certain plant has 22 chromosomes. State the number of chromosomes
present in the plant’s
i) Endosperm
ii) Ovule cell
Date posted:
June 18, 2019
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Answers (1)
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Explain why menstrual periods stop immediately after conception?
(Solved)
Explain why menstrual periods stop immediately after conception?
Date posted:
June 18, 2019
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Answers (1)
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Name the hormone that causes leaf, flowers and fruit abscission
(Solved)
Name the hormone that causes leaf, flowers and fruit abscission
Date posted:
June 18, 2019
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Answers (1)
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Name the part of an ovule that develops into each of the following parts of a seed after
fertilization i) Testa ii) Endosperm
(Solved)
Name the part of an ovule that develops into each of the following parts of a seed after
fertilization
i) Testa
ii) Endosperm
Date posted:
June 18, 2019
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Answers (1)
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Name the components of blood that do not enter the renal tubule in mammals
(Solved)
Name the components of blood that do not enter the renal tubule in mammals
Date posted:
June 17, 2019
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Answers (1)
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A woman gave birth to a child of blood group B+ (B positive). Name the twoantigens that determined her child’s blood group.
(Solved)
A woman gave birth to a child of blood group B+ (B positive). Name the two antigens that determined her child’s blood group.
Date posted:
June 17, 2019
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Answers (1)
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Uptake of water by plants is not affected by metabolic poisons. Explain.
(Solved)
Uptake of water by plants is not affected by metabolic poisons. Explain.
Date posted:
June 17, 2019
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Answers (1)
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Why do plants not take in oxygen during the day although they need it for respiration?
(Solved)
Why do plants not take in oxygen during the day although they need it for respiration?
Date posted:
June 17, 2019
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Answers (1)
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Explain why deficiency of vitamin K leads to excessive bleeding even from small cuts
(Solved)
Explain why deficiency of vitamin K leads to excessive bleeding even from small cuts
Date posted:
June 17, 2019
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Answers (1)
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State the factor that maintain transpiration stream
(Solved)
State the factor that maintain transpiration stream
Date posted:
June 17, 2019
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Answers (1)
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How are sieve tube elements adapted to their function
(Solved)
How are sieve tube elements adapted to their function
Date posted:
June 17, 2019
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Answers (1)
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Explain why a fresh wound on the skin bleeds more on a hot sunny day than on a cold chilly day
(Solved)
Explain why a fresh wound on the skin bleeds more on a hot sunny day than on a cold chilly day.
Date posted:
June 17, 2019
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Answers (1)
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Why is an effective respiratory system often associated with a circulatory system.
(Solved)
Why is an effective respiratory system often associated with a circulatory system.
Date posted:
June 17, 2019
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Answers (1)