Astudent exposed to streptococcus comes down with a high fever. what is the likely cause?
a) bacteria regression
b) bacteria toxin
c) antibiotic resistance
d) skin adherence

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?

Which promotes sustainability? o a. using more landfills o b. finding new sources of coal o c. increasing consumption o d. encouraging recycling programs