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प्रश्न
Write the functional activity of the following structure:
Chromosomes
उत्तर
Carry genetic information from parents to offspring.
APPEARS IN
संबंधित प्रश्न
Synthesis phase in the cell cycle is called so, because of the synthesis of more:
A. RNA
B. RNA and proteins
C. DNA
D. Glucose
State the exact location of the Centromere
Humans have 46 chromosomes. Their sperms and eggs will have ______ chromosomes each.
Answer the following question in your own words.
What is meant by ‘chromosome’?
Choose the correct answer:
Chromosomes appear at equator in ____________
Choose the correct answer:
Centromere is related to _______________
Choose the correct answer:
Minimum coiling in chromosome is at ________________
Label the lettered parts of the given figure and answer the following questions:
(i) What does this diagram represent?
(ii) What is the importance of'd'?
(iii) What are the 'staining' properties of 'b' and 'c'?
(iv) Who gave the term used for this structure today?
(v) What is a?
(vi) Is 'e' present in all chromosomes?
Differentiate between
Gametic meiosis and Zygotic meiosis.
Draw a duplicate chromosome and label its part.
Give Technical Terms
The stage when sister chromosomes separate from their paired condition.
Duplicated chromosomes are joined at a point termed ______.
State the Location: Polytene chromosome
Name the following:
The pattern of arrangement of genes along a chromosome.
An inheritable change in the amount or the structure of a gene or a chromosome is called ______.
Match the following.
| 1. Autosomes | - | Trisomy 21 |
| 2. Diploid condition | - | 9 : 3 : 3 : 1 |
| 3. Allosome | - | 22 pair of chromosome |
| 4. Down’s syndrome | - | 2n |
| 5. Dihybrid ratio | - | 23rd pair of chromosome |
The sex of the newborn child is a matter of chance and neither of the parents may be considered responsible for it. What would be the possible fusion of gametes to determine the sex of the child?
Normally, genes occur in a pair of chromosome, but genes of X and Y chromosomes shows different gene loci indicating ______.
Define the following term:
Chromosome
Rewrite the correct form of the statement by changing the first or last word only:
Duplicated chromosomes remain attached at a point termed as centrosome.
