A species that is likely in the near future to become endangered would best be characterized as which of the following?

extant

threatened

extinct

dinosaurs

How does the fluid sideways motion of the plasma membrane allow water to freely pass into and out of the cell?

True or false? although cures for established diseases were not to be found until later years, the discoveries of the golden age indicated that microorganisms were related to disease and that the chains of transmission could be interrupted. a.

f an egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union

Water is often called the "universal solvent" because many substances can be dissolved in water. what property of water allows it to be such a versatile solvent? a.

The idea that eurkaryotes developed from one larger prokaryote

What do a door and a venus flytrap leaf have in common

Where would be the best place to find an alpine glacier A) Antarctica B) Greenland C) the Himalayas D) the North Pole

The Sun is A. a very small star. B. a medium-sized star. C. the largest star in the universe. D. the same size as all the other stars.

6. The blood component that has the greatest affinity for oxygen is the a) Lymphocyte" (b) Leucocytes (c) Erythrocytes (d) Thrombocyte

According to the endosymbiosis theory scientist believe early eukaryotes form from prokaryotes why do scientist believe that prokaryotes existed earlier eukaryotes