Answer:
Bones begin to harden
Explanation:
2nd trimester
The embryonic cartilage begins to harden into bone at anytime around the 2nd trimester. The embryonic cartilage undergoes endochondral ossification wherein the chondrocytes is slowly replaced by osteocytes with subsequent deposition of calcium and hydroxyapatite; therefore converting the cartilages into bones.
Hope this helps! <3
Answer:
Always having a support, having someone to trust
Explanation:
If I would the advocate for a specific health topic and that I want to create a public service announcement to raise awareness in my community I will raise awareness about social anxiety problems because I know that many teens suffer these and cause them not able to connect with his/her friends and feel lonely and as for the medium I will probably used social media such as facebook or youtube etc
Hope it helps
Answer:
Explanation:
It won't be useful in the same way that knowing how a car works helps you fix it when it breaks down. It can help us understand how nature works and how its processes work. We learn about global warming and what we can do to try and prevent it. We learn about alternative energy sources and why it is all dangerous to forget about.
Answer:
4 - Any substance that contains germs that can be transferred to and from one person to another
