The correct answer is B!
Why is this?
A mineral is a naturally occurring, inorganic solid with a definite crystalline structure and chemical composition. All minerals contain one or more elements, which are pure substances that cannot be broken down into simpler substances by chemical means.
A cell would have 46 chromosomes during metaphase I.
Answer:
D
Explanation:
it just makes sense to me
The cell membrane is semi-permeable, kind of like a filter to let some molecules in and keep larger molecules out
Answer:
to contract a muscle, myosin and actin filaments shorten, requiring ATP binding and hydrolysis
Explanation:
hopes it help
