The correct answer is Three germ layers. The feature, three germ layers, is only shown by higher invertebrates, as compared to lower invertebrates. The formation of the three germ layers is caused by the morphogenetic movement called Gastrulation.
Answer:
C
Explanation:
<em>The correct answer would be the group that was given a placebo.</em>
A control group in an experimental study is the group that is subjected to all other conditions except the variable whose effects are being determined during the course of the experiment.
<u>Since the main goal of the research is to evaluate the effectiveness of the HPV vaccine, the difference between the experimental and the control group would be the vaccine.</u> Instead, the control group would be given a placebo - a substance that is designed not to have any effect but looks like the vaccine itself.
<em>Correct option: </em><em>C</em>
Answer:
All are only the best for your answer
Answer:
The lens
It helps to focus on objects and light
Answer:
<em>"Maturation refers to the child's increases in body size."</em>
Explanation:
The statement "Maturation refers to the child's increases in body size" does not tell anything about the state of the patient and it needs to give a clear explanation.
Growth can be described as the physical increase in size of a person.
Development can be described as the process by which children learn different skills as they grow up.
Maturity can be described as the growth in different body system which leads to the development of different skills in the children.