Answer:release of certain hormones in both girls and boys or changes in some hormone levels
Explanation:
Puberty is triggered by gonadotrophin which is responsible for activating the release of two hormones Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH), which are released from pituitary gland.
These are hormones responsible for sexual maturity.
After these hormones have been released sex hormones will take over as puberty continues , in girls oestrogen and progesterone are released from their ovaries. In boys testosterone is produced from their testicles. This is when all changes take place , all growth and reproductive development stages.
Things like periods in girls ,erection in boys , pubic hair growth and some other growth changes.
Answer:
signal detection theory
Explanation:
Signal detection theory detects the ability of a person to differentiate between the stimuli and interfering signals called noise.
Here, the imperceptible pain stimulus might be considered as noise by the person's nervous system. But, by increasing the sensitivity towards pain the detection of the imperceptible pain stimulus becomes easier.
Hence, this statement is relevant to signal detection theory.
Bełzec<span>, </span>Sobibor <span>and </span>Treblinka had gas chambers, built for purpose to kill Jews (<span>implementing the secretive </span>Operation Reinhard, the plan to completely destroy Polish Jews). Construction of Belzec, Sobibor and Treblinka began in autumn 1941. A<span>pproximately 1,5 million Jews were killed in this three camps.</span>