Answer:
The correct answer is - the star is a medium-size star.
Explanation:
On the basis of the given information, we know that the color of the sun and the color of the observed or studied star by astronomer is similar and on the basis of this observation, he stated that the temperature and the size of the sun is also similar.
As we know the size of the sun is medium in comparison to other star and have less temperature to the other stars which means it is cooler than other star and has a medium size.
Answer:
the answer is 0.7%
of concentration of an isotonic solution
Answer:
See explanation below.
Explanation:
Starfish, also known as sea stars, are marine organisms that belong to the Class Asteroidea. They are considered invertebrates because they lack a vertebral column. Moreover, most starfish species have five arms but some species can have up to 15!
Here are some characteristics that differentiate starfish from other organisms and make them so unique:
- Possession of tube feet.
- Most species have pedicellaria, claw-shaped structures with movable jaws.
- Radial symmetry
- They can possess from 5 to 15 arms.
- Do not possess brain.
- They can regenerate parts of their body.
It provides the approx. time that the organism was alive by comparing them to index fossils.
Answer:
Proteins are polymers; the monomers which make them up are amino acids.
Explanation:
