Our forearm is made of three different bones. Comment.

The following diagrams are the age pyramids of different populations. Comment on the status of these poulations.

Both lysosomes and vacuoles are endomembrane structures, yet they differ in terms of their functions. Comment.

Diffraction is interference between different parts of the same wavefront. Comment.

The diagram shows three waves X, Y and Z displayed on the screen of the oscilloscope connected to a microphone when three different sounds are made in front of the microphone. Which of the following statements is correct regarding different sounds?

What is the difference between bone and cartilage?

Relative rates of red blood cell production in the bone marrow of different bones at different ages are shown in the graph P,Q and R are likely to be, respectively