12. Solar energy enters food chains through the life processes of

(1) omnivores

(2) decomposers (3) carnivores

(4) producers

Does mitosis produce identical or nonidentical cells?

The directional term 'inferior' describes movement:

A star is bom when gas and dust from a nebula become so dense and hot that nuclear fusion starts. Which of the following forces is responsible for the formation of a star? A. friction B. electromagnetic energy C. gravitation D. magnetism

Which of the following describes differences between normal cells and cancer cells? A. Normal cells have multiple nucleoli, while cancer cells have a single nucleolus. B. Normal cells have coarse chromatin, while cancer cells have fine chromatin. C.

How did the cell theory impact later scientific discoveries

These are all highly contagious foodborne illnesses that result from biological contaminants, except:

Use the drop-down menus to complete the statements. Japanese honeysuckle is found in the United States. It outcompetes other plants by blooming early and dying off late. This is an example of.

What do the fossil skeletons tell us about the evolution of today's whales?

1. How might a finch population evolve if these tough seeds were the main food source compared to tiny insects? Why?

A population of red squirrelfish breeds and produce offspring, 75% are still red but 25% are yellow. this variation in the color of the squirrelfish can be explained bya) the presence of a mutagen in the environment that caused a color change. b.