What can regulate the functioning of a gene? Choose the best answer.

external environment

internal environment

homeostasis

internal and external environment

How do macronutrients, micronutrients and additives get absorbed into our bodies

Which organism (s) is/are acid-fast? A. Nocardia B. Pseudomonas C. E. coli D. Mycobacterium E. Nocardia AND Mycobacterium

The table shows the energy that is stored in three types of organic molecule. What is the best conclusion based on this data?

Why might a very high-fiber diet be harmful for malnourished people, the elderly, and young vegan children? a. low fluid intakes among these groups increase risk of intestinal blockage. b. risk of heart disease is higher among these group. c.

1. When might preserved remains of an entire organism form? A. When sediment buries the hard part of an organism. B. When an event such as a quick burial or freezing preserves an entire organism. C. When minerals replace parts of an organism. D.

How do prokaryotic cells get energy?

What is the genotype of a homozygous tall plant

Lupus, a condition in which the body attacks its own cells, is an example of 1-an allergic disorder. 2-an immunodeficiency disorder. 3-a cancer of the immune system. 4-an autoimmune disorder.

Relationships among Species X Y Boxing crabs gently carry anemones in their claws to sting predators and keep them away. The anemones feed off bits of food the crab drops. Fleas live on the warm body of a dog, biting the dog and eating its blood.

In a variety of cornflowers in which blue flowers and dwarf plants are controlled by dominant genes carried on separate pairs of chromosomes, and white flowers and tall plants are their recessive counterparts, assume a cross has been made between a