Answer:
The eight most common types of synthetic organic polymers, which are commonly found in households are:
Low-density polyethylene (LDPE)
High-density polyethylene (HDPE)
Polypropylene (PP)
Polyvinyl chloride (PVC)
Polystyrene (PS)
Nylon, nylon 6, nylon 6,6.
Teflon (Polytetrafluoroethylene)
Thermoplastic polyurethanes (TPU
Answer:
they got black dot on their white wings.
Explanation:
And black pepper moths dont but they are natural selected from the white pepper moths.
Answer: d) lightheadedness or unconscious episodes.
Explanation:
There are several ways the body responds to stress but one method used by psychologists to measure this response is Hans Selye's general adaptation syndrome. This occurs in 3 stages:
1. The alarm reaction. This occurs when the stressor is first presented resulting in the RELEASE OF HORMONES from the adrenal gland into the blood stream. The hormone in turn cause sympathetic nervous system activation and increase energy levels, INCREASE RESPIRATION, increase muscle tension, reduce sensitivity to pain, slow down the digestive system, and cause a RISE IN BLOOD PRESSURE.
2. The stage of resistance- this occurs till the stress is removed.
3. The stage of exhaustion
It is basically a structure which helps segregate the chormosomes in to the daughter cells
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