<u>Cell culture i</u>s the method applied by scientists to grown, cells in the laboratory setting to study the cells for particular reasons.
Explanation:
Cell culture is basically a method for survival, reproduction etc which are done under controlled conditions in the space outside the environment. This is also used for data mining.
Purpose: Cell culture is used for propagation of virus
Advantages:
- Vaccine production by replication of virus
- Detection of viral cell of virus
- Convenient easy and economical method
Disadvantages
- Maintenance of sterile aseptic conditions.
- Increases microbial contamination
- Cross contamination takes place
In artificial selection, nature provided the variation, and human selected those variations that they found useful
Solution:
Two plants are crossed. One has the genotype Tt and the other has the genotype Tt. This means that both individuals are heterozygous.
According to this information, we obtain the following Punnett Square:
Substances are made of basic particles called atoms
