Explain how the basic structure of the human respiratory system provides such a large area for gas exchange

An organism that is unable to produce its own food so it must consume other organisms from energy a prokaryote b unicellular c autotroph d asexual e eukaryote f multicellular g heterotroph h sexual

Which of the following characteristics of living things could be applied to an automatic door at a supermarket? A. Living things grow and develop B. Living things evolve over generations C. Living things respond to stimuli in the environment D.

What is also known as trisomy-21

Which of the following is not one of the four main types of tissues? basement epithelial connective muscle

Which of the following is not a good polling technique? A. asking clear questions B. using a push poll C. using a large sample D. using a random sample

Which is not an effect of smoking on the cardiovascular system? it contributes to atherosclerosis. it increases the blood's tendency to clot. it increases blood cholesterol. it increases the size of arteries and veins?

Mention the importance of pancreas

What substance is insoluble in water? quartz vinegar sugar salt

Curly hair, large nose, brown eyes: our give the instructions that determine human traits, like these?

What can a deficiency of growth hormone during bone formation cause? inadequate calcification of bone decreased epiphyseal plate activity decreased osteoclast activity increased osteoclast activity