Do uniceller organisms have organs and organ stystem?

The study of the distribution of plants and animals throughout the world is called: a. biochemistry b. biogeography c. evolutionary development d. paleobiology,

How are living things organized from atoms to molecules

The lion's scientific name is Panthera leo. The leopard's scientific name is Panthera pardus. The tiger's is Panthera tigris. Which statement is true? A) All 3 animals share a genus. B) All 3 animals share a species.

What is the difference between casual observers and scientific observers?

The majority of photosynthesis performed on the planet is done by

During the solstice the periods of light and dark are equal?

What is the primary ecological role of prokaryotes? what is the primary ecological role of prokaryotes?

What can be expected if environment changes occur that favor a certain characteristic of an animal

Your biology instructor has assigned you a lab exercise to test a hypothesis regarding the inheritance of stem length in pea plants.

Which layer of skin is least protected by melanin?