a) character ; it's also called a trait, where heredity factors are transmitted from parents to offspring and genes are located on fixed points on chromosomes called locus.
b) Allele : these are alternative forms of genes controlling a particular characteristic.
Sheldon Alvin answered the question on September 24, 2018 at 08:05
-
Discuss cytology as an evidence of evolution
(Solved)
Discuss cytology as an evidence of evolution.
Date posted:
September 24, 2018
.
Answers (1)
-
Name the physiological process by which gas exchange takes place at the respiratory surface of animal and plants
(Solved)
Name the physiological process by which gas exchange takes place at the respiratory surface of animal and plants
Date posted:
September 21, 2018
.
Answers (1)
-
A millipede, grasshopper and crayfish all belong to Phylum Arthropoda. Mention four major characteristics that they have in common.
(Solved)
A millipede, grasshopper and crayfish all belong to Phylum Arthropoda. Mention four major characteristics that they have in common.
Date posted:
September 21, 2018
.
Answers (1)
-
People can die when they inhale gases from burning charcoal in poorly ventilated rooms. What compound is formed in the human body that leads to...
(Solved)
People can die when they inhale gases from burning charcoal in poorly ventilated rooms. What compound is formed in the human body that leads to such death?
Date posted:
September 21, 2018
.
Answers (1)
-
Euglena is positively phototactic. Of what significance is this characteristic?
(Solved)
Euglena is positively phototactic. Of what significance is this characteristic?
Date posted:
September 21, 2018
.
Answers (1)
-
What is meant by the term natural selection?
(Solved)
What is meant by the term natural selection?
Date posted:
September 21, 2018
.
Answers (1)
-
Describe how the oxygen in the alveolus reaches the red cells
(Solved)
Describe how the oxygen in the alveolus reaches the red cells
Date posted:
September 21, 2018
.
Answers (1)
-
Name the organelle that is likely to be found in abundance in;
a)An enzyme secreting cell
b)cells producing lipid related secretions
c)Areas where the cells have raptured.
(Solved)
Name the organelle that is likely to be found in abundance in;
a)An enzyme secreting cell
b)cells producing lipid related secretions
c)Areas where the cells have raptured
Date posted:
September 21, 2018
.
Answers (1)
-
State the main significance of short food chains in an ecosystem.
(Solved)
State the main significance of short food chains in an ecosystem.
Date posted:
September 21, 2018
.
Answers (1)
-
How do identical twins and fraternal twins arise? Explain.
(Solved)
How do identical twins and fraternal twins arise? Explain.
Date posted:
September 21, 2018
.
Answers (1)
-
State the function of the following structures in the human ear:a)Eustachian tube b)Semi-circular canals
(Solved)
State the function of the following structures in the human ear:
a)Eustachian tube
b)Semi-circular canals
Date posted:
September 21, 2018
.
Answers (1)
-
State five preventive measures of schistosomiasis in human beings
(Solved)
State five preventive measures of schistosomiasis in human beings
Date posted:
September 20, 2018
.
Answers (1)
-
State the most suitable biological tool for collecting the following organisms
i)Ants from a tree trunk.
ii)A moth from a coffee farm.
(Solved)
State the most suitable biological tool for collecting the following organisms
i)Ants from a tree trunk.
ii)A moth from a coffee farm.
Date posted:
September 20, 2018
.
Answers (1)
-
How does sunken stomata help in lowering transpiration.
(Solved)
How does sunken stomata help in lowering transpiration.
Date posted:
September 20, 2018
.
Answers (1)
-
Name the vitamin which plays an important role in the formation of blood cells.
(Solved)
Name the vitamin which plays an important role in the formation of blood cells.
Date posted:
September 20, 2018
.
Answers (1)
-
Give two better ways of measuring the rate of photosynthesis other than counting bubbles produced per minute.
(Solved)
Give two better ways of measuring the rate of photosynthesis other than counting bubbles produced per minute.
Date posted:
September 20, 2018
.
Answers (1)
-
Bivalent, synapsis and crossing over are terminologies used in cell division.a)Name the stage of meiosis in which the above process occurb)Distinguish between synapsis and crossing...
(Solved)
Bivalent, synapsis and crossing over are terminologies used in cell division.
a)Name the stage of meiosis in which the above process occur.
b)Distinguish between synapsis and crossing over.
Date posted:
September 20, 2018
.
Answers (1)
-
Explain why a baby loses more heat per weight than an adult when exposed to the same environmental conditions?
(Solved)
Explain why a baby loses more heat per weight than an adult when exposed to the same environmental conditions?
Date posted:
September 20, 2018
.
Answers (1)
-
How does the heart increase blood flow to some parts of the body during strenuous exercise.State two ways.
(Solved)
How does the heart increase blood flow to some parts of the body during strenuous exercise.State two ways.
Date posted:
September 20, 2018
.
Answers (1)
-
Outline five mechanisms of excretion in terrestrial green plants
(Solved)
Outline five mechanisms of excretion in terrestrial green plants
Date posted:
September 20, 2018
.
Answers (1)