Superstitions are longheld beliefs that appear to be rooted in coincidence or cultural tradition rather than logic or facts.
Superstitions are often connected to pagan beliefs or religious practices that were widespread in the past.
Answer:
The correct answer is - option A- false
option B- true
Option C- true
Option D- true
Explanation:
The thyroid is an endocrine gland that releases thyroid hormones in the bloodstream. The secretion of these hormones is controlled by the TRH and TSH. TRH is secreted by the hypothalamus that binds to the pituitary and releases TSH.
TSH released by the pituitary gland into the bloodstream. TSH regulates the production of the thyroid hormones T3 and T4. Both of these hormones regulate TRH and TSH negatively.
Thus, the correct answer is option- option A- false
Option B- true
Option C- true
Option D- true
Answer:
See Explanation
Explanation:
If we look at the question closely, we will notice that 100cm³ of distilled water and 100cm³ of pure ethanol were mixed with both solutions at a temperature of 20°C. The resulting solution was found to occupy only 193cm³ instead of 200cm³.
The reason for this is the great degree of intermolecular hydrogen bonding between ethanol and water molecules. This causes the molecules to draw closer and stick around each other causing the volume of the solution to reduce as observed above.
Dog breeders mate the “runt” of the litters to make the smallest dog possible