Answer: Teenagers who are identified as addicted to cigarettes represent the "POSITIVE RESULT SAMPLE", while those teens who participate in the study represent the "RESULT SAMPLE".
Explanation: In a research, the variables used to produce a result are called samples. A research result comprise of positive and negative samples.
Those samples that test positive to our research are called the positive samples, while those that do not test positive are called the negative sample, all the samples that participated in the research, bother the positive and negative are called the result samples.
All the teens that participated in the event are called the result samples, because they help the research to produce a balanced result. While those teens that are addicted to nicotine are the positive samples, because it helped the research to show a different from other samples.
Answer:
The United States Army Special Forces, colloquially known as the "Green Berets" due to their distinctive service headgear, are a special operations force of the United States Army that are designed to deploy and execute nine doctrinal missions: unconventional warfare, foreign internal defense, direct action, counter
Explanation:
Answer:
secondary sex characteristics
Explanation:
A human has two sexual characteristics primary and secondary.
The primary characteristics are sex chromosomes, gonads, level of sex hormones, anatomy of internal genitalia and anatomy of external genitalia. They are present at birth.
The secondary sex characteristics are breasts, menstrual cycle and accumulation of fat in certain parts of the body which gives rise to the hourglass body form for women.
For men they develop a deeper voice, increase in height and weight.
Pubic hair grows in both sexes.
They develop when a person attains puberty.
Hence, Harrison's secondary sex characteristics were developed.
Hi!
There are 2 distinct stages of sleep: Non-REM sleep and REM sleep. The difference between them is the absence or presence of Rapid Eye Movements.
The Non-REM sleep (or slow sleep) is the stage of sleep where the brain activity is at its lowest point, there is a predominance of delta waves, and the muscular tone decreases.
The REM sleep (also known as paradoxical sleep) is the stage of sleep where dreams appear, the brain is at a high and fast activity level, but there is a total relaxation of the muscles.
So to answer your question: <span>Brianna is in a quiet period of sleep where her heart rate and respiration are slow, and her brain activity is at its lowest point. sleep researchers would say she is in NON-rem sleep.stage 5 sleep.</span>
