Chromosome replication must occur for the process to continue.
Answer:
a. establishment of left-right asymmetry
Explanation:
- Cardiac looping is the process in which the heart transforms itself from a straight embryonic heart into a loop that is wounded helically.
- The looping of the heart takes place on the 23rd day of development.
- As a result of this looping, there is bending of the cranial portion of the heart to the towards the right end and the caudal portion of the heart towards the left end.
- At the end of this looping the atrium takes up a dorsal and cranial position and the ventricle is displaced towards left.
- Thus, the outcome of looping is the establishment of left-right asymmetry.
He played an important role in the industrial revolution by "making steam engines a reliable power source."
Explanation:
James Watt was an architect and mechanical engineer whose developments in steam engine technology inspired the Industrial Revolution. Watt did not discover the steam engine. Steam engines were previously in survival, mainly being used to elevate water out of mines.
Answer:
it is option A as rock needs to be broken down into sediments before it can become soil
