Arteries
Have narrow lumen
Do not have valves except for major arteries.
Have thick elastic wall
Veins
Have wide lumen
Have valves
Have thin fibrous wall
Mohaissack answered the question on October 10, 2017 at 08:08
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Describe how a finned fish such as Tilapia moves in water.
(Solved)
Describe how a finned fish such as Tilapia moves in water.
Date posted:
October 10, 2017
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Answers (1)
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(a) Explain how each of the following factors affects the rate of photosynthesis: (i) Temperature (ii) Chlorophyll concentration (b) Describe the process of carbohydrates digestion inhuman beings.
(Solved)
(a) Explain how each of the following factors affects the rate of photosynthesis: (i) Temperature (ii) Chlorophyll concentration (b) Describe the process of carbohydrates digestion inhuman beings.
Date posted:
October 9, 2017
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Answers (1)
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State two characteristics of bacteria which are not found in other living organism
(Solved)
State two characteristics of bacteria which are not found in other living organism
Date posted:
October 9, 2017
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Answers (1)
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Describe the process of fertilization in flowering plants.
(Solved)
Describe the process of fertilization in flowering plants.
Date posted:
October 9, 2017
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Answers (1)
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Describe the role of hormones
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(Solved)
Menstruation cycle
Date posted:
October 9, 2017
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Answers (1)
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a) Distinguish between transpiration and guttation (b) State the importance of guttation in hydrolyte
(Solved)
a) Distinguish between transpiration guttation
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Date posted:
October 8, 2017
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Answers (1)
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a) What is the meaning of the term organic evolution? (b) Explain the following terms: i. Analogous structures (ii)Comparative embryology
(Solved)
a) What is the meaning of the term organic evolution? (b) Explain the following terms: (i) Analogous structures (ii)Comparative embryology
Date posted:
October 8, 2017
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Answers (1)
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What causes the following diseases? (i) Diabetes mellitus. (ii) Diabetes inspidus
(Solved)
What causes the following diseases? (i) Diabetes mellitus. (ii) Diabetes insipidus
Date posted:
October 8, 2017
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Answers (1)
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Name animal organs that are rich in (a) Lysosomes (b) Golgi body
(Solved)
Name animal organs that are rich in (a) Lysosomes (b) Golgi body
Date posted:
October 8, 2017
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Answers (1)
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(a) Name two components of blood that is not present in the glomerular filtrate (b) Explain why they are not present in glomerular filtrate.
(Solved)
(a) Name two components of blood that is not present in the glomerular filtrate (b) Explain why they are not present in glomerular filtrate
Date posted:
October 8, 2017
.
Answers (1)
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(a) Differentiate between hypogeal and epigeal germination. (b) State two causes of dormancy in seed
(Solved)
(a) Differentiate between hypogeal and epigeal germination. (b) State two causes of dormancy in seed
Date posted:
October 8, 2017
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Answers (1)
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(a) Define polyploidy. (b) Name two disorders resulting from mutations.
(Solved)
(a) Define polyploidy. (b) Name two disorders resulting from mutations.
Date posted:
October 8, 2017
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Answers (1)
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State the functions of the following parts of alight microscope (a) Condenser (b) Diaphragm
(Solved)
State the functions of the following parts of alight microscope (a) Condenser (b) Diaphragm
Date posted:
October 8, 2017
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Answers (1)
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(a) Define immunity (b) Distinguish between natural immunity and acquired immunity (c) Identify one immunizable disease
(Solved)
(a) Define immunity (b) Distinguish between natural immunity and acquired immunity (c) Identify one immunizable disease
Date posted:
October 8, 2017
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Answers (1)
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Enzymes are important in various physiological processes in living thing. Differentiate between an enzyme and hormone
(Solved)
Enzymes are important in various physiological processes in living thing. Differentiate between an enzyme and hormone
Date posted:
October 8, 2017
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Answers (1)
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Give the role of the following parts of male reproductive system (a)Epididymis (b) Prostate gland
(Solved)
Give the role of the following parts of male reproductive system (a)Epididymis (b) Prostate gland
Date posted:
October 8, 2017
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Answers (1)
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What characteristics do gills of a fish and mouth cavity of a frog have in common which enable them to be efficient in gaseous exchange?
(Solved)
What characteristics do gills of a fish and mouth cavity of a frog have in common which enable them to be efficient in gaseous exchange?
Date posted:
October 8, 2017
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Answers (1)
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Name an end product of photosynthesis that may be found in the inter-cellular spaces of a leaf.
(Solved)
Name an end product of photosynthesis that may be found in the inter-cellular spaces of a leaf.
Date posted:
October 8, 2017
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Answers (1)
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The shirt of a student was stained by solution of DCPIP. A friend advised him to wash with lemon juice. Explain.
(Solved)
The shirt of a student was stained by solution of DCPIP. A friend advised him to wash with lemon juice. Explain.
Date posted:
October 8, 2017
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Answers (1)
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a) Define the term ‘Parthenocarpy’ (b) Name one plant growth hormone that promotes Parthenocarpy
(Solved)
a) Define the term ‘Parthenocarpy’ (b) Name one plant growth hormone that promotes Parthenocarpy
Date posted:
October 8, 2017
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Answers (1)