Advertisements
Advertisements
प्रश्न
Give one example each of characters that are inherited and the ones that are acquired in humans. Mention the difference between the inherited and the acquired characters.
उत्तर
Eye colour or hair colour of a person is an example of inherited character whereas body weight is an example of acquired character.
The basic difference between inherited and acquired character is that inherited character is passed on from parent to offspring. On the other hand, acquired characters are acquired by an individual during his lifetime depending upon his lifestyle.
APPEARS IN
संबंधित प्रश्न
What are the different ways in which individuals with a particular trait may increase in a population?
Give any two distinctive features of Dryopithecus.
Some plants occur in one of the two sizes : tall or dwarf. This characteristic is controlled by one pair of genes. Tallness is dominant to dwarfness. Choose suitable letters for this gene pair.
What are genes? Where are the genes located?
A black mouse mates with a brown mouse, and all the offsprings are black.
(a) Why are no brown offsprings produced?
(b) If two of the black offsprings mate with each other what kind of offspring would you expect and in what proportions? Give reason for your answer.
Fill in the following blank with suitable word :
The human forelimb and bat's forelimb are an example of .......... organs whereas an insect's wing and a bat's wing are an example of ........... organs.
Read the following statement and justify same in your own words with the help of suitable example.
Human evolution began approximately 7 crore years ago.
The first systematic explanation of the concept of evolution was given by ______.
Name any three types of postmating isolating mechanisms.
Which of the following is the correct pair?