Recombinant DNA and Recombinant DNA Technology
abidaThe DNA which contains DNA from two different sources is called Recombinant DNA and the technology for the formation of recombinant DNA is called DNA technology. Following materials are required…
MUTATIONS
The changes in the genetic makeup of a cell are Called mutations. The mutations alter the structure of chromosomes. Sometimes, a point mutation occurs in a gamete, or in a…
Control of Gene Expression in Eukaryotes
The expression of gene can be controlled at different levels in the eukaryotes Transcriptional Control of Gene Expression The RNA synthesis depends on RNA polymerase enzymes. Numerous proteins called transcription…
TRANSLATION
The synthesis of protein at the ribosomes form mRNA is called translation. Role of tr.n:;, in transcription Transfer RNA (tRNA) plays an important role in translation. It reads codes on…
GENES IN ACTION
A sequence of bases in DNA that .codes for the synthesis of One polypeptide is called gene. The genes must transmit their information from the nucleus to the cytoplasm. Therefore,…
DNA Replication in Eukaryotes
Following steps take place in the replication of DNA in Eukaryotes: Origin of replication The replication of a DNA molecule begins at special sites called origins of replication. The eukaryotic…
MOLECULAR GENETICS:.U1=m711,LITE CELLULAR CONTRO4
DNA: THE GENETIC MATERIAL The biologists of twentieth century realized that the genetic material must have certain characteristics. These charabteristics can explain the properties of life: 1: First, the genetic…
OBJECTIVES OF CHROMOSOME AND GENE LINKAGE
Multiple Choice Questions MCQs Four options are given at the end of each statement. You should encircle one option from them. Which of the followings is linker protein? (a) H1 …
MODEL SUBJECTIVE QUESTION OF CHROMOSOME AND GENE LINKAGE
Write note on eukaryotic chromosomes. Write note on sex chromosomes and autosomes. Discuss linkage relationships. Write note crossing over. Write note on point mutation Discuss aneuploidy and polyploidy. Discuss changes…
DEFINITIONS AND KEY POINTS OF CHROMOSOME AND GENE LINKAGE
TERMS DEFINITIONS Cell cycle The highly dispersed state of chromosomes is called chromatin. Mitosis The highly folded form during division of cell is called Nucleosothe Four types of Histone protein…