Resin (sap) from trees can eventually harden, trapping insects inside. What is the golden-colored, hardened resin called? 1. Amber
2. Turquoise
3. Bark
4. Cortex

Natalie had random hand movements when she was two months old. when she was six months old, she used to grab a block with her whole hand. now at the age of ten months, she can grasp the same block with her thumb and forefinger. this sequence of growth in her hand and finger movements is according to the pattern.

Which nucleotide component contains nitrogen

Which enzyme is responsible for “unzipping" the dna by breaking the hydrogen bonds between the nucleotides?