Answer: base substitutions, deletions and insertions
Answer:
Stormwater that cannot be directed back into rivers or streams is stored in <u>Retention Basin's</u>
Explanation:
Answer:
2
Explanation:
DNA is tightly packed up to fit in the nucleus of every cell. As shown in the animation, a DNA molecule wraps around histone proteins to form tight loops called nucleosomes. These nucleosomes coil and stack together to form fibers called chromatin
