Answer:
The atomic number of the element lithium is 3
Answer:
Variation, Inheritance, Time and Adaption.
Explanation:
Natural selection is a simple mechanism that causes populations of living things to change over time. In fact, it is so simple that it can be broken down into five basic steps, abbreviated here as VISTA: Variation, Inheritance, Selection, Time and Adaptation.
When we divide the surface area by the volume, we get the surface area to volume ratio:
surface to volume ratio = surface area/volume = 32/8 = 4This ratio indicates how much exposure the cell has to the environment which is important in cells in regard to the transport, absorption, or secretion of materials.
An example of natural immunity is a fetus acquiring maternal igg to the chickenpox virus across the placenta. Option D
<h3>What is natural immunity?</h3>
The term natural immunity refers to the ability of the body to defend itself from invaders which are pathogenic. There are two kinds of natural immunity which are;
- Active immunity
- Passive immunity
Since natural immunity could be due to a person's immune system or may be gotten from another person, it follows that an example of natural immunity is a fetus acquiring maternal igg to the chickenpox virus across the placenta. Option D
Learn more about immunity:brainly.com/question/19975865
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