Growth

High school (ages 12+)
Thinking & Learning

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/growth

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the biological growth driver?Mitosis, cell enlargement, and differentiation, regulated by hormones and genetic factors
2. What is the example of hormonal regulation?Human growth hormone (hGH) stimulates cell division and protein synthesis
3. How do plants and animals grow?They grow by making more cells, getting larger, and turning cells into special types. Genes and the environment help decide how fast.
4. How do crystals grow?Crystals grow by adding atoms or molecules to their surface, like building blocks stacking together.

Mitosis: A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus.
Differentiation: The process by which a less specialized cell becomes a more specialized cell type.
Accretion: The process of growth by gradual external addition, fusion, or condensation.