Someone who is allergic to bees is stung by a bee and begins to experience breathing problems, facial swelling, headache, and a falling blood pressure. this type of reaction is called (medical term)

Describe two ways evolution of organisms can have a harmful effect on humans.

as a tree ages it needs to keep making more xylem and phloem cells to carry water and food how does this occur

What are the 3 patterns of surface processes

What is denser, salt water or cold water? Why?

Considering the surface area-to-volume ratio, what structure does surface area represent? A) Cytoplasm B) Mitochondria C) ER D) Plasma Membrane

What structure is responsible for the growth of seedless plants? a. spores c. sori b. rhizoids d. none of the above

It has been proposed that mitochondria and chloroplasts are modern descendants of early prokaryotic cells that began to reside and gradually involved within prumitive cells which statement supports this View

Is all genetic change adaptive or can genetic changes occur withina population that are not necessarily adaptive?

Which organisms are most critical in the nitrogen cycle?

Caso um paciente autorize a aplicação de celulas tronco no miocardio, essas celulas têm linhagem celular relacionada com A) Medula ossea embrionaria B) o mesenquima embrionario C) A endoderme embrionaria D) O Pancreas embrionario E) A região