Calcula la fuerza que debe de hacer un operario para levantar un armario de 150 kg con

una palanca de longitud 1,2 metros, si la distancia entre el punto de apoyo y el peso es de

200 mm.

How does one culture contribute to modern science

Which organ is essential in circulating oxygen throughout the body? a. liver b. heart c. lung d. kidney

Describe the structure of a eukaryotic plant cell. indicate the ways in which a nonphotosynthetic prokaryotic cell would differ in structure from this generalized eukaryotic plant cell.

Which vessels dilates to cause hyperemia in skeletal muscle?

A tetraploid cell that divides by meiosis produces; Apply the concept you know about meiosis to answer this question.

Which structure does this organism use for movement? a. cilia b. contractile vacuole c. flagella d. pseudopodia?

How does cell division differ in plant cells and animal cells?

Air pollution can be controlled by A.) permitting more storm runoff B.). Burning more coal C.). Eliminating sewage D.) putting scrubbers on power plants

consider the structure and function of fats to predict which animal would have more fat: one that live close to the poles or one that lives close to the equator?

What does the electrochemical communication do in the body?