Is a key element found in all carbohydrates, lipids, proteins, and nucleic acids?

A. ammonia

B. carbon

C. nitrogen

D. Legumes

Which of these human behaviors has the greatest potential to harm the environment? A. Use of technology to speed harvesting of resources B. Focus on steady harvesting of abundant resources C. Efforts to harvest easily replaced resources D.

In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic information of cats. The genetic information of plants differs from the genetic information of bacteria.

2. Introducing the gene for bovine growth hormone into the eggs of pigs is an example of a process called A. stem cell therapy. B. recombinant DNA. C. transgenics. D. genomics

The vacuole is most like a wall. water balloon. solar panel. conveyor belt.

Which of these foots comes from the root of a plant? a spinach b orange c broccoli d beets

3 different types of cells

Give an example of a niche

Comprehensive Biology What scientific breakthrough occurred around 50 years ago that of the biology puzzle together? Discovery of cells Evolutionary theory

Most birds are homeothermic endotherms. A. TrueB. False

The epidermal cells and stomata have functions similar to those of which two human body systems