If the Moon were to double in mass, the gravitation force between it and the Earth would <u>become</u><u> </u><u>twice</u><u>.</u>
Mercury because it is way too hot to have an atmosphere.
The root cap protects the <span>apical meristem allows for primary growth in the </span>root<span>, which paves the way for lengthening of the plant as well as cell specialization. Hope this helps!! I got it from my book.</span>
