Salt water. 1. Properties of ocean water can be affected by various factors. Describe how each of the properties is affected by the factors.

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome

What does the number 18.9984 represent in the image?

According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this?               a.  this implies that dna and proteins aren't essential in cells today.    b.  this implies that rna can catalyze any chemical reaction that enzymes catalyze.    c.  this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna.    d.  this implies that dna and proteins evolved after rna.