Answer: The correct match for the given organs and function is a s follows-
1) Protects against infection - spleen, lymph nodes
2) Senses stimuli - brain, spinal cord.
Spleen and lymph nodes are the organs of the lymphatic system that help in destroying pathogens ( disease causing organisms) that enter the body of the individual.
Brain and spinal cord are the part of nervous system, which senses the information from environment and interprets it in the form of appropriate response.
Answer:
A) Apoptosis, or the automatic death of a cell.
Explanation:
This is because the question asks what mechanism ensures/confirms the purpose of the mechanism where a cell prevents damaged cells from continuing to divide if it suffers DNA damage. In other words, how do we know the intent of the cell preventing damaged cells from continuing to divide is to prevent DNA damage? Well, it's apoptosis, which can be triggered if there is too much DNA damage.
The answer is <span>c. within the krebs cycle.
Oxygen from the lungs enters the blood through which is transported to every cell of the body. From the cells, carbon dioxide is taken to the blood and transferred to the lungs. Carbon dioxide is produced within the Krebs cycle in the cells. Two reactions of the Krebs cycle give carbon dioxide as product:
1. transformation of D-Isocitrate to </span>α-ketoglutarate,
2. transformation of <span>α-ketoglutarate to Succinyl-CoA.</span>
Answer:
Theories are ideas and supposition used to explain something, a law is a system of rules in place to regulate actions of their members. Theories are something that can be bent and changed at will. Laws have to be judged in court before someone can change them.