Define the term crossing over
Define the term crossing over? In what period of meiosis does this event take place?
Expert
Crossing over is the eventual exchange of the chromosomal fragments among homologous chromosomes. The phenomenon takes place in prophase I whenever homologous chromosomes are paired. Crossing over is of huge importance for biodiversity and evolution and as it gives recombination of alleles (that is, of various genes) linked in similar chromosome throughout cell division by meiosis.
In which sort of energy is the light employed in photosynthesis transformed.
Define the term bacteriophages?
Why vaccines are used within the prevention but not in the treatment of infections? And why can antivenom serums are utilized in treatment and prevention?
Write down the some examples of human cells which produce proteins for exportation? Which cytoplasmic organelle is anticipated to be well-developed and profuse in those cells?
Automated Web-Based Homology Modeling: There are some web based techniques to generate models of protein three dimensional structures which uses comparative modeling techniques. • SWISS-Model: This can be acce
Define the term antigen? Answer: Antigen is any particle, substance or infectious agent identified as foreign to the body. The contact of antigen with the body encou
Explain which period of life does the formation of gametes start in female?
What do you mean by the antagonism between parasympathetic and the sympathetic neural actions?
Explain the type of life cycle pteridophytes have?
Name some representatives of an echinoderm phylum? Answer: Starfishes, sea cucumbers (or holothurians), sea urchins and brittle stars are some illustrations of echin
18,76,764
1946207 Asked
3,689
Active Tutors
1439706
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!