The practice increases chance of homozygosity of recessive / undesirable / lethal genes; leading to expression of such
phenotypes in the offspring. This may lead to poor adaptation and survival of the offsprings;
sharon kalunda answered the question on May 29, 2019 at 08:31
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The apparatus shown below was set up by form two students in a certain school.
a) Name the gas X.
b) Write a word equation for...
(Solved)
The apparatus shown below was set up by form two students in a certain school.
a) Name the gas X.
b) Write a word equation for the reaction which produces the gas.
c) Where in the human body does this type of reaction occur.
Date posted:
May 29, 2019
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Answers (1)
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When the tip of a plant is cut, lateral branches develop.
a) What name is given to this phenomenon?
b) Which plant hormone is responsible for the...
(Solved)
When the tip of a plant is cut, lateral branches develop.
a) What name is given to this phenomenon?
b) Which plant hormone is responsible for the phenomenon above.
Date posted:
May 29, 2019
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Answers (1)
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A certain organ K was surgically removed from a rat. It was later found that there was a drastic increase in glucose level in the
blood....
(Solved)
A certain organ K was surgically removed from a rat. It was later found that there was a drastic increase in glucose level in the
blood. When substance Q was injected into the animal the glucose in the blood went back to normal. Identify
i) Organ K
ii) Substance Q.
Date posted:
May 29, 2019
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Answers (1)
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Explain the biological disadvantage of growing some aesthetic plants in the living rooms.
(Solved)
Explain the biological disadvantage of growing some aesthetic plants in the living rooms.
Date posted:
May 29, 2019
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Answers (1)
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In which phase of photosynthesis are carbohydrates formed?
(Solved)
In which phase of photosynthesis are carbohydrates formed?
Date posted:
May 29, 2019
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Answers (1)
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State the major role of the Vertebraterial canal of the mammalian vertebra.
(Solved)
State the major role of the Vertebraterial canal of the mammalian vertebra.
Date posted:
May 29, 2019
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Answers (1)
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State the major role of the Neural canal of the mammalian vertebra.
(Solved)
State the major role of the Neural canal of the mammalian vertebra.
Date posted:
May 29, 2019
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Answers (1)
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State the major role of the Odontoid process of the mammalian vertebra
(Solved)
State the major role of the Odontoid process of the mammalian vertebra
Date posted:
May 29, 2019
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Answers (1)
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The diagram below shows a type of epithelial tissue.
a) State the possible functions of the hair-like processes on the tissue.
b) Name two mammalian organs...
(Solved)
The diagram below shows a type of epithelial tissue.
a) State the possible functions of the hair-like processes on the tissue.
b) Name two mammalian organs where this type of epithelium is found.
Date posted:
May 29, 2019
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Answers (1)
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State TWO functional roles of proteins in the body.
(Solved)
State TWO functional roles of proteins in the body.
Date posted:
May 29, 2019
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Answers (1)
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Name one element found in proteins but not not in carbohydrates.
(Solved)
Name one element found in proteins but not not in carbohydrates.
Date posted:
May 29, 2019
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Answers (1)
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State three defects of the eye and how each can be corrected.
(Solved)
State three defects of the eye and how each can be corrected.
Date posted:
May 29, 2019
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Answers (1)
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Explain how lactation is initiated within the mammary glands.
(Solved)
Explain how lactation is initiated within the mammary glands.
Date posted:
May 29, 2019
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Answers (1)
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Define the term lactation.
(Solved)
Define the term lactation.
Date posted:
May 29, 2019
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Answers (1)
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Explain the effect of light on the opening of the stomata.
(Solved)
Explain the effect of light on the opening of the stomata.
Date posted:
May 29, 2019
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Answers (1)
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Name the mineral ion that is used to form proteins.
(Solved)
Name the mineral ion that is used to form proteins.
Date posted:
May 29, 2019
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Answers (1)
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Name the tissue that transports the sugars made by photosynthesis to other parts of the plant.
(Solved)
Name the tissue that transports the sugars made by photosynthesis to other parts of the plant.
Date posted:
May 29, 2019
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Answers (1)
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In a family with four children three were found to have normal skin pigmentation while one was an albino. Using letter A to represent gene...
(Solved)
In a family with four children three were found to have normal skin pigmentation while one was an albino. Using letter A to represent gene for normal skin pigmentation and a to represent the gene for albinism.
(a) What are the possible genotypes of the parents?
(b) Work out the genotypic ratio of their children.
(c) Apart from albinism, name two disorders that are genetically inherited in human beings.
Date posted:
May 29, 2019
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Answers (1)
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The diagram below shows the exchange of gases in the alveolus. Study it and answer the questions that follow.
(a) Name the gases named F and...
(Solved)
The diagram below shows the exchange of gases in the alveolus. Study it and answer the questions that follow.
(a) Name the gases named F and B.
(b) State the importance of the gas marked B in the tissue.
(c) Name the parts marked K and P.
(d) State the adaptations of the alveolus to its function.
Date posted:
May 29, 2019
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Answers (1)
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State four functions of bones in mammals.
(Solved)
State four functions of bones in mammals.
Date posted:
May 29, 2019
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Answers (1)