The way that you could use molecular biology to determine whether these birds have evolved from a shared common ancestor is to take a look at their proteins, RNA, and DNA. Because the more similar these things are in the two types of birds, the more possible it is that they are somewhat connected via a common ancestor.
Answer:
d. carbohydrates.
Explanation:
Sugar-consisting molecules. As a source of energy and energy storage cells employ carbs. The carbohydrates in the cells of an organism are broken down to release the stored energy.
Simple carbohydrates
Composed of one or a few molecules of sugar. Examples of simple carbs are table sugar and fruit sugar.
Complex Carbohydrates
Extra sugar from an organism may be preserved as complex hydrates of carbon. They consist of hundreds of molecules of sugar.
What is the problem, add a picture.
<span>Two common objects for which the natural origin is a metal are
- G</span><span>old and Silver
</span>Two common objects for which the natural origin is a nonmetal- it conducts heat and electricity
- <span> conducts heat and electricity</span>
I think it’s d or a but I’m pretty sure it’s D
