The amount of stuff that an ecosystem
A. Duplication is one of the different types of chromosomal mutations.
A . anaphase II because the chromatids are moving towards the opposite poles
Answer:
supaya tak meletup
Explanation:
sebab hitam dapat menghalang cahaya matahari daripada kena ke tabung didih agar tidak terlebih panas dan menyebabkan letupan
