What are the tiny air sacks in the lungs called?

Why it is important to take care of brain. Why it is advisable to were a helmate while riding a two wheeler

Witch flying on a fungi consist of decomposers that utilize flagellated spores

Introduction of harmful substances to the environment a. extinction b. fusion c. pollution d. radiation

What are free ribosomes?

How does changing and organism's habitat affect the number and variety of organisms present?

Which are sources of adult cells? check all that apply. A. bone marrow B. amniotic fluid C. brain D. gametes E. liver F. embryo

True or false growth of an organism does not necessarily mean an increase in size.

Which words means to be actively opposed to society

What is technology? A. A method for doing scientific research B. Science applied to practical problems C. A system of government D. The use of science to answer ethical questions

If there is a mutation, and the wrong amino acid is put into sequence, what is the result?