Which explains why the nuclear membrane breaks down during cell division? 1. So the cytoplasm can be divided.
2. So the duplicated chromosomes can be separated into new cells.
3. so it makes it easier for the DNA to be mutated.
4. So the chromosomes can be replicated.

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

If animal agriculture was eliminated, how much grain would become available for human consumption?

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.