Answer: A substance is matter which has a specific composition and specific properties. Every pure element is a substance. Every pure compound is a substance. Examples of substances: Iron is an element and hence is also a substance.
Explanation:
Answer:
thorntonalyssa017
02/17/2021
Mathematics
High School
answered
Step-by-step explanation:
x + 779 = 900
x = 900- 779
x = 121
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Explanation:
Our elbow bends all the time, we bend it when we pick up things, when we eat, when we do mostly everything. Cows on the other hand dont pick up food with there feet, they use there mouths, and they probably only bend when they are walking.
Answer:
A: Vacuole
B: Mitochondria
C: Cell Membrane
D: Smooth ER
E: Rough ER
F: Cell Wall
Explanation:
Vacuole- near nucleus
Mitochondria- green oval looking thing
Cell Membrane- always before cell wall in a plant cell
Smooth ER- can be near rough ER ( no ribosomes)
Rough ER- always near nucleus
Cell Wall- large green thing surrounding cell membrane
Answer:
Es cuando los restos orgánicos son cubiertos por el suelo y con el tiempo se degradan
dejando vasios en la roca que los confinan natural mente
