Explanation

Group O can donate red blood cells to anybody.

It's the universal donor.

Group kind O negative blood is occasionally called the generic blood donor type.

Only 7% of the population is O negative.

 ND23-4-2023

Explanation

The lifespan of a red blood cell is around 120 days.

Blood cells are made in the bone marrow.

Explanation

A deficiency of Vitamin D results in Rickets in children and osteomalacia in adults.

A deficiency of Vitamin D also causes:

• Bone Pain
• Weak Bones
•  Skeletal Deformities.

Sunlight is a good source of Vitamin D.

 Additional Information:

Vitamin A deficiency causes night blindness

Vitamin C deficiency causes scurvy 

Vitamin B (B7) deficiency causes hair fall

SH10-8-2023AGM 28.02.28ND16112023

Explanation

Hydrogen is the most abundant element in the universe.

it is about 75 percent of its normal matter and was created in the Big Bang.

Additional information:

Oxygen is the most abundant element in the earth`s crust.

Calcium is the most abundant mineral in the human body.

Explanation

The human body typically has 206 bones

At the time of birth, there are 270 bones which fuse with time to come to a total of 206 bones.

The total bones of our body can be divided into:

• the axial skeleton (80) 
• the appendicular skeleton (126)

The newborn child has 300 bones.

Longest bone: Femur (thigh bone)

Shortest: Stapes (one of the 3 small bones inside the ear)

The human head has 22 bones.

Explanation

A normal human body temperature of 98.6°F corresponds to 37°C

***

Additional information:

The body temperature also varies by person, age, activity, and time of day.

The Hypothalamus gland controls the temperature of the human body

A temperature over 100.4°F (38°C) most often means you have a fever caused by an infection or illness.

Explanation

Explanation

“Origin of Species” is a work of scientific literature by Charles Darwin 

It was published on 24 November 1859,

The book is considered to be the foundation of evolutionary biology.

ND5-5-2023

Explanation

Vitamin K helps to make various proteins that are needed for blood clotting and the building of bones.

Prothrombin is a vitamin K-dependent protein directly involved with blood clotting.

while 

Vitamin C may protect the body against the effects of pollution.

It may also prevent blood clots and reduce bruising.

ND12_8_2023

Explanation

The number of bones in a human skull is 22

The human skull is generally considered to consist of twenty-two bones

• eight cranial bones
• fourteen facial skeleton bones

**

while

300 bones are there in a newborn infant.

The human hand has 27 bones