Answer: d. guns happened to be in the room.
Explanation:
The weapon effect theory is a theory of social psychology. It suggests that mere presence of weapon or its picture can lead to aggressive behavior or may produce shock in human participants.
This theory was demonstrated by the Leonard Berkowitz and Anthony LePage in 1967. These researchers selected 100 male university students for one laboratory session.
These were randomly assigned to receive one or seven shocks. These shocks generated by the weapon those were kept on the laboratory and were related to belong to one of the peer. This will may generate mental shock among the students.
If no genetic mutations will occur, then the Hardy-Weinberg principle would take place by establishing a relationship <span>between the frequencies of alleles and the genotype of a population. In addition, the theory was said to be devised by G. H. Hardy and Wilhelm Weinberg.</span>
Answer: The statement is true
Explanation:
Natural selection, as its name implies refers to the choice of certain favorable traits such as resistance to diseases, bigger fruit size etc above lesser favorable traits such as easy susceptibility to diseases, small fruit size etc.
Hence, nature allows the traits that will help living organisms survive best in their environment to be passed down to new offsprings while it eliminates all other traits.
Thus, the statement is true
<span>When cells divide uncontrollably, then there is a huge number of them and they take up most of the space in the body. Thus, lumps start to appear on and in a person's body, on organs and skin, and these lumps often represent cancer. So, uncontrollable division of cells can lead to cancer. Hope this helps. Let me know if you need additional help!</span>