Answer:
An iris will bloom during the summer months because the nights are shorter.
A poinsettia will bloom during early winter because the nights are longer.
Explanation:
I took it and its hormones
I believe it is B but I’m not 100% sure
It's A. Primary succession :) because Human economics and ecology are linked together because human economics utilizes the ecosystem and the natural resources in older for economics to actually exist. :)))))))
Myofibrils are the building blocks or contractile unit of each muscle fiber. The tiniest functional unit of skeletal muscle, the sarcomere, is found in the myofibrils and is made up of protein filaments: actin (thin) and myosin (thick).