Question

Joy loves to play football and was selected as a captain of the school team for the district level tournament. He also does social work . He attended blood donation camp to donate blood and he came to know that he was HIV positive. He lost interest in games and refused to play or study. He started counting his days. He remained absent from the school for a long time. The Biology teacher visited his house and counseled him. Joy was back to school and played the tournament also.a.What sense of responsibility did the teacher exhibit?b.A person detected to be HIV positive should be isolated in the society. Do you agree? Why or why not?c.How is AIDS not spread?

Answer 1

Answer:

The most basic characteristics of vectors are:

The vector needs to be a DNA molecule so that it can be cloned with the gene of interest.

The vector needs to have unique restriction sites. ...

The vector needs to have a selectable marker. ...

The vector should have Ori site from where replication can begin.

Answer 2

Answer:

Research has shown that in fact the brain never stops changing through learning. Plasticity is the capacity of the brain to change with learning. Changes associated with learning occur mostly at the level of connections between neurons: New connections form and the internal structure of the existing synapses change.