PLZ HELP What keeps the two DNA strands separate during replication?

single strand binding proteins
double strand binding proteins
single strand binding phosphates
double strand binding saprophytes

What is a gene ? a) a section of a protein that codes for dna. b) the alternate version of a trait. c) the visible trait in the f1 generation. d) a section of dna that codes for a specific trait .

Which type of stimulus do mechanoreceptors detect? sound pain heat light

Alexa is preparing for a presentation by creating note cards identifying keywords that describe various features of each type of plate boundary. which words apply to all three of the convergent boundaries?