Identify the four most abundant elements found in living things labeled a—d a - b- c- d- nitrogen, hydrogen, carbon, oxygen

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

Por qué crees que los huevos con cáscara se llaman amnióticos?