Which of the following observations contributed to the cell theory?

Jacob's family traveled frequently by road. On a trip, he noticed that a large forest area appeared to have burned a few weeks ago. Along the burned area, new pine trees were sprouting. Their cones release seeds when heated.

If the diploid organism has 24 chromosomes how many chromosomes would each haploid cell have

Which statement about sometic mutations is true? A. They exist in all the calls of the body B. They are acquired through exposure to mutagens. C. They are inherited via sperm an egg call D. They are passed on to offspring

Which statement best describes the function of arteries, veins, and capillaries in the circulatory system? A.

A plant with pink flowers is allowed to self-pollinate. generation after generation, it produces pink flowers. this is an example of:

Which of the following is NOT part of cell theory? All cells contain the same organelles All cells arise from existing cells Cells are the basic units of structure and function in organisms All living things are made of one or more cells

Ireland and Great Britain are separated from each other by what?

Why is ecology studied at the population level or higher?

Which of the following is (are) non-technology ways of improving air quality? A. Using public transportation. B. Building wind turbines. C. Turning lights off when leaving a room. D. Both a and c

Atoms are the basic building blocks for which of the following electrons protons neutrons matter