Try to think about what you think your doing and try stopping it
20 teeth
By the time the embryo is eight weeks old, there are ten buds on the upper and lower arches that will eventually become the primary dentition. These teeth will continue to form until they erupt in the mouth.
A) Due to the joining of the two gametes (sperm cell and egg which both have 23 chromosomes, the fertilised egg has 46 chromosomes) and because a skin cell is a normal cell (not a sex cell) it has 46 chromosomes.
You can automatically eliminate choice B because a zygote is the name for the cell produced when a sperm cell and egg joins, meaning it now has both 23 chromosomes from each of the sex cells, meaning it has 46 chromosomes. Sperm cells only ever have 23 chromosomes.
When a person has the ability to practice health-enhancing behaviors & reduces risks, kit is referred to as a healthy life and is denoted as option B.
<h3>What is Healthy life?</h3>
This is defined as a type of living or lifestyle which reduces the risks of falling ill or premature death.
Examples of a healthy lifestyle include performing exercises and eating the right types of foods. Others however may include staying away from smoking and alcohol which reduces the risk of cancer and damage to other parts of the body.
Read more about Healthy life here brainly.com/question/17543848
#SPJ1
