Options are not provided in the question, so the complete question is as follows:
In the three domain system, the domain Eukarya consists of all organisms that have which of the following?
A. Contractile vacuole
B. Nucleus
C. Chloroplast
Answer:
B. Nucleus
Explanation:
The three domain system include archaea, bacteria, and eukarya.
Eukarya, consists of all organisms whose cells have a nucleus. Eukarya contains multicellular and visible organisms, such as animals, people, plants and trees.
Bacteria and arachaea contains unicellular organisms and lack a nucleus.
Hence, the correct option is B. Nucleus.
Cellular respiration uses oxygen and generates carbon dioxide. Photosynthesis uses carbon dioxide and generates oxygen. Its a cycle.
When the work performed by the muscular system present in the heart is interrupted by various factors, damage would primarily result from decreased delivery of oxygen.
<h3>What is cardiac muscle?</h3>
It is the muscle tissue of mixed components, which is located exclusively in the walls of the heart.
When the heart is deprived of its normal blood supply, it can cause irreversible tissue damage by disrupting the pathways that carry oxygen to muscle cells.
Therefore, we can conclude that the heart is a vital organ that is made up of specialized tissues and cells, , damage would primarily result from decreased delivery of oxygen.
Learn more about cardiac muscle here: brainly.com/question/12878213
1.An open mind
2.Curiosity
3.Flexibility
4.Creativity
5.Patience and
6.Observation skills
