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Veseljchak [2.6K]
3 years ago
14

Who invented bifocal eyeglasses and a clean-burning stove, and helped develop the U.S. postal system?

Biology
1 answer:
viva [34]3 years ago
4 0

Answer:

Benjamin Franklin

Explanation:

Benjamin Franklin was one of the founding fathers of America and he is well known for his many inventions as well. All the mentioned inventions were invented by him along with his contribution towards development of U.S Postal system.

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Genetics: X Linked Genes
iren [92.7K]

Answer:

Explanation:

X- linked genes are present on X chromosome and not on Y chromosome that’s why called as X-linked genes.  

Red is dominant to white and this gene is X- linked gene so it will be present on X-chromosome.  

XX             Red eyes female  

XRY           Red eye male ( gene on X chromosome is dominant for red )

X 'Y            white eyes male( recessive gene for white colour )

7 0
4 years ago
Plutois plutois in solar system?
Alexxandr [17]

Yes, Pluto is in the solar system!

Pluto is considered a dwarf planet as of now by NASA, and is considered to be in the solar system. Pluto is way smaller than other planets in the solar system, which is why it is considered a dwarf planet.

I hope this helps!

7 0
4 years ago
List 3 ways muscle action may be determined.
In-s [12.5K]

Answer:

The muscle action can be determined by:

* Prime Movers and antagonist: Prime movers are also called the agonist, it is the muscle that provides the force that drives the action. Regarding to the antagonist muscle, it is the opposite to a prime mover as it provides resistance or reverse in a given movement. They are paired up on opposite sides of a joint.

* Synergists: There are one (or more) synergists involved in an action, the are muscles that help the prime mover when it is playing its role.

* Stabilizers: Their fuction is to keep bones immobile when it is needed. For example, the muscle of your back, they are stabilizers when the keep your posture sturdy.

6 0
3 years ago
Which biogeochemical cycle is involved in nitrification, denitrification,<br> and ammonification?
Artist 52 [7]

Answer:

<h2>The answer for the question is <u>nitrogen cycle</u>.</h2>

<h2 />
5 0
3 years ago
Centromeres of sister chromatids will be disjoined and chromatids will be separated during which phase?
Mashcka [7]
The two sister chromatids are separated from each other into two different cells during mitosis or during the second division of meiosis.
8 0
3 years ago
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