our young child has a middle ear infection: otitis media. There is a build-up of fluid, bacteria, and white blood cells, or pus, inside of the middle ear chamber. Why has this affected the child's hearing

Explain the significance of the increased cell specialization of the volvocine line

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?

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.