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Lana71 [14]
3 years ago
8

Do people with blue eyes have a lot of melanin

Biology
1 answer:
ch4aika [34]3 years ago
6 0
I don't think that melanin has to do anything with color of the iris 
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(Physical or Chemical Property). When you can use your 5 senses to determine a substance.
ser-zykov [4K]

The answer is Physical Property

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4 years ago
If we know the atoms mass in amu and we know the number of protons of the atom, can we calculate the number of neutrons that con
olga nikolaevna [1]
Yes you can. The atomic mass measured from the proteins and neutrons in an atom, since you know he number of protons, you can subtract and be left with the number of neutrons.
5 0
3 years ago
What type of energy is transferred during heating? a. thermal b. convective c. conductive d. temperate
Katena32 [7]

Thermal energy is transferred during heating.

What is thermal energy?

  • Thermal energy refers to the ability to do work. As such thermal energy can also be defined as the ability of something to do work as a result of the movement of its particles.
  • In other words, thermal energy is the energy possessed by an object or body by virtue of the movement of its constituent particles.
  • It is the total internal kinetic energy of an object due to the random motion of its atoms and molecules.
  • Thermal energy is a type of kinetic energy owing to the fact that it results from the movement of particles. Kinetic energy is the energy possessed by an object due to its motion.
  • Thermal energy forms the foundation of the study of heat energy and thermodynamics. It is one of the oldest forms of energy utilized by mankind.
  • Its usage existed even before petroleum and nuclear power sources were discovered.

To learn more about thermal energy: brainly.com/question/3022807

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4 0
2 years ago
Which treatment for heart diseased involves building new blood vessels around the heart
swat32

Answer:

Ischemic heart disease

Explanation:

Ischemic heart disease is a condition of recurring chest pain or chest discomfort that happens when a part of the heart does not receive enough blood.

This happens when the arteries have become blocked with plague and blood can no longer reach the arteries.

In cases where medication fails, surgical procedure like CORONARY HEART BYPASS is done. This is when blood flow is routed by arteries transplant, this procedure helps to restore blood flow.

3 0
3 years ago
Keeping doors and windows closed helps the environment because ___.
horsena [70]
A makes the most sense, though D could actually be an Ok reason, the other two aren't reasonable, a fire safety action? The door would be better open in a fire emergancy, it makes a quicker escape
7 0
3 years ago
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