What is the term for "anything that takes up space and has mass"? A. Electron
B. Atom
C. Matter
D. Water

What makes a dominant allele different from a recessive allele

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.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear