Often these molecules are carbohydrates, attached to certain lipids, or also I believe are called as glycolipids. These are marker molecules and are used to distinguish cells from each other. As cells can differentiate from one another based on the composition of the carbohydrates present on the lipids, I believe.
The equinoxes signify a change in the seasons. The equinoxes are the main circumstances when the sun based eliminator is opposite to the equator. Therefore, the northern and southern halves of the globe are similarly enlightened. The equinoxes are the main circumstances when the subsolar point is on the equator, implying that the Sun is precisely overhead at a point on the central line.
That DNA sequence codes for the amino acid sequence of valine-arginine-cysteine-isoleucine-threonine-proline-termination :)
It is way better to develop because fungi is a useful product to the world.
A single animal cell ( like a red blood cell) placed in a hypotonic solution will fill up with water and then burst.