Which domain(s) of life contain single-celled organisms (check all that apply)

This cell type does contain a membrane-bound nucleus

During DNA cloning, which protein is used to create phosphodiester bonds between 2 DNA fragments

Which of the following statements about iPS cells is FALSE? 

In an intracellular signaling pathway, changes to protein activation would be considered a fast change, whereas changes to gene expression would be considered a slow change.

Identify the organelle or cellular component represented by #5

This is the smallest protein filament in the eukaryotic cytoskeleton. It is a helical protein filament made up of actin monomers and is involved in muscle contraction. 

DNA wraps around these proteins to help organize DNA and produce chromatin fibers. 

This nematode worm is the simplest and smallest animal model organism. It has helped in our understanding of development because of the precision in which it develops into exactly 959 somatic cells. 

Which organelle(s) contain 2 phospholipid bilayers? (Check all that apply)