The equivalent versions in reptiles are scales
(analogous to the cuticle) and the amniotic egg (analogous to the seed). Recall
that the cuticle seals plant surfaces and helps plants conserve water, and the
seed helps derived plant groups to reproduce effectively on dry land.
Answer:
cell wall, chloroplasts
Explanation:
Only plants have a cell wall and chloroplasts.
Answer:
Option B
Explanation:
A plate breaking when falling to the floor would be a physical change, not chemical, as what the plate is created from would not change.
An icicle melting in the sun would be a physical change, as an icicle is frozen water, and after melting it would be normal water.
A can being crushed is still just a physical change, as the material making the can(typically aluminum) has not changed.
When a jet airplane starts its engines, fuel is combusted, creating energy for the engines to start. This would create the loud noise. As fuel is combusted, it turns into different things, henceforth the sound would imply a chemical change has occurred.
Answer:
is C
Explanation:
Teoría cinética molecular. Las leyes de los gases desarrolladas por Boyle, Charles y Gay-Lussac, que establecieron las principales relaciones entre la presión, el volumen y la temperatura de un gas, están basadas en observaciones empíricas y describen el comportamiento de los gases en términos macroscópicos.