Answer:
sarcomeres
Explanation: A contracting skeletal muscle fiber typically shortens as all of its sarcomeres do this.... Thick and thin protein filaments in sarcomeres interact to cause.... True or false, thick and thin filaments maintain their same length whether the muscle is relaxed or contracted?
Its definitely not A, nor is it D because food webs and food chains can be either land or aquatic animals. i think its B because a food chain goes up and a food web includes more organisms
Answer:
Both have dinosaurs as ancestors (basically both are related to dinosaurs)
Explanation:
Answer:
intrusive igneous rocks cool from magma slowly because they are BURIED beneath the surface extrusive igneous rocks cool from lava rapidly because they form at the surface and the meaning of those words are simple intrusive means inside of something like interior and extrusive means outside which is like exterior
