C, it guarantees the survival of a species, for example there are a species of moth called the pepper moth, some of them are light and some of them are dark, where the pepper moths live has dark trees, the pepper moths that are lighter in color are likely to be eaten by birds because they are easier to see making the amount of light pepper moths scarce while the dark pepper moths live to breed and have offspring.
The compound light microscope, combines the power of lenses and light to enlarge the subject being viewed.
The Stereo microscope, also called a dissecting microscope, has two optical paths at slightly different angles allowing the image to be viewed three-dimensionally under the lenses.
A good reason for why tobacco smoke is considered a carcinogen is because it causes mutations leading to cancer.
Copepods primary producer, phytoplankton secondary consumer, herring tertiary consumer, sea lion quaternary consumer, and the killer whale is the primary consumer.
Answer:
1. Answer: Light can travel in a vacuum, and its speed is constant if the source is moving or stationary.
Light travels at constant speed in vacuum even if the source is moving or stationary. If the source is moving, the apparent frequency/ wavelength changes.
