Irritation Threshold is defined as the name applies. It is the threshold or maximum point at which an individual has become irritated or annoyed.
B; both skin cancer and acne are effects of a cause and effect relationship, so the analogy is effect:cause
<span>Amitriptyline
is commonly used as an anti-depressant.
However, the tricyclic adjuvant drug has been shown to cause relief of pain. However, it has not been
determined as to whether the analgesic effects of the drug is due to its pharmacological
activity in the body or due to secondary effects from its action of mood-alteration. </span>
When an oncogene is turned on and is not balanced through suppression
of tumor suppressor gene, the normal
cells become cancerous and divides unregulated.
Normal cells differentiate while cancer cells do not. Additionally,
while normal cells respond to endocrine
and paracrine signals from neighboring cells, cancer
cells do not. Cancer cells have malfunctioned
apoptosis process due to a malfunctioned p53
tumor suppressor gene. Therefore they
continue to divide even when they have damage to their DNA. Cancer cells metastasize because, unlike normal cells, they do not produce an adhesive molecule that allows the cells to adhere to one another to form tissue.
The correct answer is D Fish ( someone asked me to explain why d is the answer) A sponge obviously doesn’t have a brain, a hydra is an organism and organisms don’t have brains ( hydra also doesn’t have eyes)