(a) Deamination
(b) Proteins
(c) Essential amino acids are acquired from food (not synthesized in the body) while non-essential amino acids are synthesized in the body
raphael answered the question on September 13, 2017 at 13:28
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Why do guard cells lie in close association with epidermal cells?
(Solved)
Why do guard cells lie in close association with epidermal cells?
Date posted:
September 13, 2017
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Answers (1)
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State two adaptations of tracheal system in insect to its functions
(Solved)
State two adaptations of tracheal system in insect to its functions
Date posted:
September 12, 2017
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Answers (1)
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Name the blood vessel that transports blood from small intestine to the liver
(Solved)
What is the name given to the blood vessel that transports blood from small intestine to the liver?
Date posted:
September 5, 2017
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Answers (1)
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The diagram below represents bones at a joint found in the hind limb of a mammal.
(Solved)
The diagram below represents bones at a joint found in the hind limb of a mammal.

(a) Name the bones labeled X, Y and Z
(b) (i) Name the substance found in the place labeled W.
(ii) State the function of the substance named in (b) (i) above.
(c) Name the structure that joins the bones together at the joint.
(d) State the differences between ball and socket joint and the one illustrated in the diagram above.
(e) Name the structure at the elbow that performs the same function as the same function as the patella.
Date posted:
May 26, 2017
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Answers (1)
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The diagram below represents a mammalian pelvic girdle.
(Solved)
The diagram below represents a mammalian pelvic girdle.

(a) State the function of obturator foramen.
(b)(i) Name the bone that articulates with the pelvic girdle at acetabulum.
(ii) Name the type of joint formed by the acetabulum and the bone named in (c) above
(c) Name a bone formed by the fusion of caudal vertebrae in human beings.
Date posted:
May 26, 2017
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Answers (1)
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The diagram below illustrates the arrangement of bones and muscles in the human arm.
(Solved)
The diagram below illustrates the arrangement of bones and muscles in the human arm.

(i) Name the bones labelled K and L.
(ii) Explain how the upwards movement of the lower arm is brought about by the bones and muscles shown in the diagram above.
Date posted:
May 26, 2017
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Answers (1)
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State the difference between ball and socket and hinge joint
(Solved)
State the difference between ball and socket and hinge joint
Date posted:
May 25, 2017
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Answers (1)
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Name three types of skeletons found in multicellular animals.
(Solved)
Name three types of skeletons found in multicellular animals.
Date posted:
May 25, 2017
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Answers (1)
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State three structural differences between biceps and muscles of the gut.
(Solved)
State three structural differences between biceps and muscles of the gut.
Date posted:
May 24, 2017
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Answers (1)
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State three ways in which support is brought about in a leaf.
(Solved)
State three ways in which support is brought about in a leaf.
Date posted:
May 24, 2017
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Answers (1)
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State three ways by which plants compensate for lack of ability to move from one place to another.
(Solved)
State three ways by which plants compensate for lack of ability to move from one place to another.
Date posted:
May 24, 2017
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Answers (1)
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What makes young herbaceous plant remain upright?
(Solved)
What makes young herbaceous plant remain upright?
Date posted:
May 24, 2017
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Answers (1)
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State the importance of tactic response among some members of kingdom protista.
(Solved)
State the importance of tactic response among some members of kingdom protista.
Date posted:
May 24, 2017
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Answers (1)
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The diagram below represents the transverse section of the spinal cord.
(Solved)
The diagram below represents the transverse section of the spinal cord.

(a) Name the part labelled H.
(b) State two functions of the fluid found in the parts labelled J.
(c) Give a reason for the colour of white matter.
Date posted:
May 24, 2017
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Answers (1)
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The diagram illustrates a nerve cell.
(Solved)
The diagram illustrates a nerve cell.

(a) Name the type of nerve cell illustrated.
(b) Give a reason for your answer in (a) above
(c) Identify the part labelled J
Date posted:
May 24, 2017
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Answers (1)
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State three differences between tactic and tropic responses.
(Solved)
State three differences between tactic and tropic responses.
Date posted:
May 24, 2017
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Answers (1)
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The diagram below shows how the iris and pupil of a human eye appear under different conditions.
(Solved)
The diagram below shows how the iris and pupil of a human eye appear under different conditions.

(a) Name the structures labeled X and Y.
(b) (i) State the condition that leads to the change in appearance shown in the diagram labeled B.
(ii) Describe the changes that leads to the appearance of the iris and pupil as shown in the diagram labeled B.
(iii) What is the s
Date posted:
May 24, 2017
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Answers (1)
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(a) Where in the human body are relay neurons found
(b) The diagram below represents a neurone
(Solved)
(a) Where in the human body are relay neurons found
(b) The diagram below represents a neurone

(i) Name the neurone
(ii) Name the parts labeled P and Q
(c) State a function of myelin sheath
Date posted:
May 24, 2017
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Answers (1)
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State the importance of tactic response among some members of kingdom protista.
(Solved)
State the importance of tactic response among some members of kingdom protista.
Date posted:
May 24, 2017
.
Answers (1)
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The diagram below shows surface view of a human brain.
(Solved)
The diagram below shows surface view of a human brain.

(i) Name the parts labeled B and C.
(ii) State what would happen if the part labeled B was damaged.
Date posted:
May 19, 2017
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Answers (1)