In examining an unknown animal species during its embryonic development, how can you be sure what you are looking at is a protostome and not a deuterostome?

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

What are examples of the plant life and animal life that can be found in each type of terrarium