The main function of the right side of the human heart <span> receives de-oxygenated blood from the body tissues (from the upper- and lower-body via the superior vena cava and the inferior vena cava, respectively) into the </span>right<span> atrium. This de-oxygenated blood passes through the tricuspid valve into the </span>right<span>ventricle</span>
Nuclear fusion, or fission i would say
Answer:
The correct answer is option B.
Explanation:
The ciliates are a group of the organism of protozoans characterized by the presence of cilia, a hair-like structure, that appears to be the same as the eukaryotic flagella.
These organisms are shorter in size and found in high numbers. They normally have more than one nuclei so known as multinucleate. They found in the freshwater.
Thus, the correct answer is option B.
Answer:
In anaerobic respiration, the end-products are ethanol and carbon dioxide in plants whereas the end-products are lactic acid only in animals.
Explanation:
Answer:
B
Explanation:
process of elimination. The other ones were wrong tbh. Also, in natural selection genetic variation/mutations are a HUGE FACTOR according to darwins 3 principles of evolution.