Why are sponges considered animals?

Humans can get Lyme disease from ticks. What are two other types of animals that play roles in the prevalence of Lyme disease, and how do their roles differ?

Protists are a group of organisms that are characterized as eukaryotes (they have cells with nuclei) that are neither plants nor animals nor fungi. They are very diverse, and there are many hypotheses about their classification.

How does the possible impact of a chromosomal mutation that occurs?

Define virus, virion and viroid and explain the differences.

What is the surface of the sun

Match the neuroglial cell with its function. A. influence function of blood-brain barrier B. macrophages in CNS C. produce cerebrospinal fluid D. form myelin sheath around axons in CNS E.

Specialized cells and organs are necessary in multicellular organisms becasue in these organisms

What is the study of genes? ethology genetics ecology classical conditioning

Which of the following binds to the active site of an enzyme? A) water B) product C) substrate D) any other enzyme E) none of the above

What provides muscles with energy for movement?