All biological drawings should be titled. Shading specific areas of a diagram might look aesthetic to the eye, but this practice is not acceptable in biology. Hence, the advice is to AVOID at all cost.
Explanation:
<h3>and ,some bules for Biological Drawings.</h3>
Drawings, labels, label lines, title, and underlining must be done using pencil only on unlined paper (NEVER lined, graph, or coloured paper).
Drawings should be large, preferably 1 drawing to a page (2 maximum, unless otherwise instructed by your teacher).
All biological drawings should be titled. Shading specific areas of a diagram might look aesthetic to the eye, but this practice is not acceptable in biology. Hence, the advice is to AVOID at all cost.
The answer would be the last one, he is examining the physical characteristics. Why this is correct is because physical characteristics are visible to the naked eye and therefore everything he stated was just that, including color and shape/design
