The two diagrams below represent a sugar molecule and a fat molecule 1 point that is used by living organisms. Which statement best describes these two molecules?
<span>Species because it narrows it down to one thing.</span>
Unfortunately this question is incomplete as it is a multiple choice question. The following options are provided:
<span>A) body cavity between body wall and digestive system
B) number of embryonic tissue layers
C) type of body symmetry
D) presence of Hox genes
E) degree of cephalization
The answer is D: presence of Hox genes
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Hox genes are a group of genes that determine the basic structure and orientation of animals.
They could improve the experiment that they made by adding another variable such as: watering the plants with fresh water. This way they could have a better comparison how plants grow based on the type of water they are exposed with.
