Make you brainliest

This is like a really easy question:

Which of these is the easiest to study?

• Biofuels

• Geothermal energy

• Hydrogen fuel cell

• Synthetic material alternative fuel - such as hydrocarbons, graphene, etc.

Describe the soil of deserts and how the climate of deserts forms this soil

Consider the diagram of a eukaryote and a prokaryote. According to cell theory, A) both are single cells that carry out the functions of life. B) both are examples of primitive cells that are not capable of reproduction.

List and describe the parts of a neuron.

Is it reasonable to conclude that all mammals could have evolved from a common ancestor?

Where substance is produced during cellular respiration

Which area shows the climax community of secondary succession?

What type of dragon is the submeripper

Does glucose follow the same path as blood in the kidneys

Explain how to predict y-values using the equation of a regression line.

What non-renewable resource, when burned, is the leading cause of increased levels of carbon dioxide in the atmosphere?