1.Its origin is unknown.
2.It cannot survive by itself unless in another organism body cell.
Danieljunia answered the question on October 7, 2017 at 09:52
- Alcohol is one of the drugs that is abused in our society.Give two effects in the body after taking alcohol(Solved)
Alcohol is one of the drugs that is abused in our society.Give two effects in the body after taking alcohol
Date posted: October 6, 2017. Answers (1)
- (a)What is the importance of the of following in a ecosystem?
(i)Decomposers
(ii)predation
(b)Give a reason why two species in an ecosystem cannot occupy the same niche
(c)Give the...(Solved)
(a)What is the importance of the of following in a ecosystem?
(i)Decomposers
(ii)predation
(b)Give a reason why two species in an ecosystem cannot occupy the same niche
(c)Give the bacteria found in root nodules of leguminous plant
Date posted: October 6, 2017. Answers (1)
- (a)Name two membranes that materials from outside the cell will have to pass through before they enter into a sap vacuole(b)Explain why the number of...(Solved)
(a)Name two membranes that materials from outside the cell will have to pass through before they enter into a sap vacuole
(b)Explain why the number of red blood cells decrease when placed in a hypotonic solution
Date posted: October 6, 2017. Answers (1)
- (a)Name the process by which urea is removed from the blood in the kidney.(b)Name three excretory products released by human skin (Solved)
(a)Name the process by which urea is removed from the blood in the kidney.
(b)Name three excretory products released by human skin
Date posted: October 6, 2017. Answers (1)
- Name the tissue that carries out the following function in mammals.
(i)Transport oxygen throughout the body
(ii)Supports the animal's body off the ground
(iii)Transmits impulse from one...(Solved)
Name the tissue that carries out the following function in mammals.
(i)Transport oxygen throughout the body
(ii)Supports the animal's body off the ground
(iii)Transmits impulse from one part of the body to another
Date posted: October 6, 2017. Answers (1)
- (a)Give the main function of muscles found along the gut
(b)Give the function of roughage in human body(Solved)
(a)Give the main function of muscles found along the gut
(b)Give the function of roughage in human body
Date posted: October 6, 2017. Answers (1)
- (A)Birds have beaks which are structurally modified to different modes of feeding.
(i)What is the name given to such structures in evolution
(ii)What is the name given...(Solved)
(A)Birds have beaks which are structurally modified to different modes of feeding.
(i)What is the name given to such structures in evolution
(ii)What is the name given to the evolution of the beaks of birds?
(b)State the roles of lamarck's theory of evolution
Date posted: October 6, 2017. Answers (1)
- (a)Name the tissue that is responsible for secondary thickening in plants.
(b)Explain how the tissue named in (a) above gives rise to secondary xylem and...(Solved)
(a)Name the tissue that is responsible for secondary thickening in plants.
(b)Explain how the tissue named in (a) above gives rise to secondary xylem and secondary phloem.
Date posted: October 6, 2017. Answers (1)
- (i)Give two examples of sex linked trait in humans on Y-chromosome.(ii)colour blindness is a sex linked trait that is more common in males that in...(Solved)
(i)Give two examples of sex linked trait in humans on Y-chromosome.
(ii)colour blindness is a sex linked trait that is more common in males that in females.Explain
Date posted: October 6, 2017. Answers (1)
- (a)What prevents blood in veins from flowing backward?
(b)state three ways in which the red blood cells are structurally adapted to their function (Solved)
(a)What prevents blood in veins from flowing backward?
(b)state three ways in which the red blood cells are structurally adapted to their function
Date posted: October 6, 2017. Answers (1)
- Explain why the following characteristics are essential to living organisms:
(a)Respiration
(b)Reproduction(Solved)
Explain why the following characteristics are essential to living organisms:
(a)Respiration
(b)Reproduction
Date posted: October 6, 2017. Answers (1)
- Which part of the brain is responsible for:
(a)Controlling the rate of breathing
(b)Detecting changes in internal temperature(Solved)
Which part of the brain is responsible for:
(a)controlling the rate of breathing
(b)Detecting changes in internal temperatures
Date posted: October 6, 2017. Answers (1)
- (a)Where does glycolysis take place in a cell?(b)Name the compound formed during glycolysis.(c)If oxygen is absent in a cell,what product are obtained in:(i)Animals(ii)Plants(Solved)
(a)Where does glycolysis take place in a cell?
(b)Name the compound formed during glycolysis.
(c)If oxygen is absent in a cell,what product are obtained in:
(i)Animals
(ii)Plants
Date posted: October 6, 2017. Answers (1)
- (a)State two ways in which meiosis is important during sexual reproduction. (b)At what stage do chromatids separate during meiosis?(Solved)
A)State two ways in which meiosis is important during sexual reproduction.
(b)At what stage do chromatids separate during meiosis?
Date posted: October 6, 2017. Answers (1)
- (a)Which of the kingdom does each of following organisms below.(i)Paramecium(ii)Liverwort (b)Name the taxon that has closely related interbreeding organisms(Solved)
(a)Which of the kingdom does each of the following organisms below.
(i)Paramecium
(ii)liverwort
(b)Name the taxon that has closely related interbreeding organisms.
Date posted: October 6, 2017. Answers (1)
- (a)Name the clinical condition that results due to deficiency of insulin in human body. (b)How can one find out from a sample of urine whether a...(Solved)
a)Name the clinical condition that results due to deficiency of insulin in human body.
b)How can one find out from a sample of urine whether a person is suffering from the condition named in (a) above
Date posted: October 6, 2017. Answers (1)
- Outline the process of inspiration and expiration(Solved)
Outline the process of inspiration and expiration
Date posted: October 6, 2017. Answers (1)
- How would one find out from a sample of urine whether a person is suffering from diabetes mellitus?(Solved)
How would one find out from a sample of urine whether a person is suffering from diabetes mellitus?
Date posted: October 5, 2017. Answers (1)
- Why does glucose not normally appear in urine even though it is filtered in the mammalian Bowman’s capsule?(Solved)
Why does glucose not normally appear in urine even though it is filtered in the mammalian Bowman’s capsule?
Date posted: October 5, 2017. Answers (1)
- How can high blood sugar level in a person be controlled?(Solved)
How can high blood sugar level in a person be controlled?
Date posted: October 5, 2017. Answers (1)