Kittenbaby7043 Kittenbaby7043

11-10-2017
Biology

contestada

Why do plants lack mobile phagocytic cells?

Respuesta :

LoveOhghost LoveOhghost

11-10-2017

Plants lack active immune systems because unlike animals, they have no circulatory system in which to contain an active immune system. They do have basic defenses against pathogens but lack specialized cells to deal with pathogens.

Answer Link

Otras preguntas

Laertes: For Hamlet, and the trifling of his favour,Hold it a fashion and a toy in blood,A violet in the youth of primy nature,Forward, not permanent, sweet, no

Prove that the sum of four consecutive numbers is always an even.

David drove 70 miles in the first 1 ¾ hours of his trip. how much longer should it take him to drive an additional 120 miles if he drives at the same average sp

A medical scribe is a person who

Jireh flew his crop duster from the ground to an altitude of 3,500 feet. He continued to fly at that height for 20 minutes until he descended to 2,000 feet. H

Identify the equation of the circle that has its center at (9, 12) and passes through the origin.

HELP!! answers are 18.1, 18.7, 21.6, 19.3

Garland performed the following construction. Step 1: Draw an angle. Label the vertex B. Step 2: Place the tip of the compass at point B. Draw an arc that inte

Discuss why Goldman Sachs was a disciple of Albert Carr's theory of "business is a poker game and we are all bluffing."

I need help with this