Answer:d.All of these answers are correct
Explanation:
What are focal adhesions?
Focal adhesions have multi protein structure which forms links between intracellular and extracellular matrix in cells.
They form on moving cells and they grow and mature as the cells keep moving they act as holding points when the cells are moving from one site to another to promote protrusion but supress membrane contractions. In those cells which do not move they act as anchors to keep fell morphology.
they were both Greek city-states that had many rulers in governers
Answer: Double-blind experiment.
Explanation:
Double blind experiment is study in which participants and experiments do not have any idea about which participant or person will be going through treatment of experiment.This process in followed is experimentation to extract unbiased results.
According to the question,researcher is conducting double-blind experiment in which he does not know who will receive the treatment in experiment and neither students are aware about it.Also, their scores and names are not concealed.
48% of people pay less than $500 for book formatting. 30% of people pay $500-$1,000 for book formatting. 10% of people pay $1,000-$1,500 for book formatting. 12% of people pay $1,500+ for book formatting
so around $500