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2021-05-17

What is called as powerhouse of the earth?

What is called as powerhouse of the earth?

Mitochondria are energy-converting organelles that have played key roles in the emergence of complex cellular life on Earth. Mitochondria are essential organelles that are best known for the energy conversion reactions that fuel our cells.

Why plastids are called kitchen of cell?

1 Answer. Chloroplast is a plastid containing green pigment called chlorophyll. This pigment helps the cells to prepare its own food by the process of photosynthesis,So thats why Chloroplast is the cell organelle which is known as Kitchen of the cell.

Is holding in sneezes bad?

Experts say, while rare, it’s possible to damage blood vessels in your eyes, nose, or eardrums when holding in a sneeze. The increased pressure caused by the sneeze being held in can cause blood vessels in the nasal passages to squeeze and burst….

Is sneezing good for your brain?

Sneezing gets rid of pesky germs. It sends a message via the trigeminal nerve (which carries sensation from the face to the brain) to your brain stem….

What is the purpose of sneezing?

“Sneezing is simply an involuntary release of air that helps the body to get rid of irritants in our nose and throat, like allergens, dirt, and dust.” Our sneezing activity may see an uptick when we experience allergies or a cold, but Dr….

Where did God bless you after sneezing come from?

One of the symptoms of the plague was coughing and sneezing, and it is believed that Pope Gregory I (Gregory the Great) suggested saying “God bless you” after a person sneezed in hopes that this prayer would protect them from an otherwise certain death. The expression may have also originated from superstition….

Can sneezing cause a stroke?

Coughing or sneezing hard However, if you have high blood pressure or have been diagnosed with a cerebral aneurysm (a weakened blood vessel in the brain that could rupture under pressure), forceful coughing, sneezing or blowing your nose could cause a stroke….

Why do I feel dizzy after I sneeze?

Sneeze syncope (the medical name for fainting) is an uncommon condition in which the decrease in heart rate or blood pressure that happens during a sneeze can knock you out….

What causes repetitive sneezing?

Almost anything that irritates your nose can make you sneeze. Sneezing, also called sternutation, is usually triggered by particles of dust, pollen, animal dander, and the like. It’s also a way for your body to expel unwanted germs, which can irritate your nasal passages and make you want to sneeze.

Why do I suddenly keep sneezing?

Sneezing is caused by irritation to the mucous membranes of the nose or throat. It can be very bothersome, but is rarely a sign of a serious problem. Sneezing can be due to: Allergy to pollen (hay fever), mold, dander, dust….

What does 2 sneezes mean?

Moreover, the number of times you sneeze is a sign as to what they’re talking about. For example, one sneeze means something good has been said, two means something bad has been said, three is a sign that someone is in love with them, and four is a sign that tragedy will befall their family….