Answer:
Explanation:
The myosin head rotates, causing overlap
with actin.
The myosin head attaches to a binding site
on the actin filament.
The myosin head detaches from one
binding site and reattaches to another.
Answer:
Melting of glaciers and ice sheets will cause coastlines to shrink and increase flooding.
Answer:
The nucleus is an organelle found in eukaryotic cells.
Explanation:
Answer:
B) meteorite sample
Explanation:
The age of the solar system, derived from the study of meteorites (thought to be the oldest accessible material around) is near 5 billion years; that of the Earth is taken as 4.6 billion years. The oldest rocks on Earth are dated as 3.8 billion years.
F. b and c only the Sun is closer to the horizon <span> the Sun’s light is spread and diluted more</span>
