Find the area of the triangle with vertices P(4, 5), Q(4, -2) and R(-6, 2).

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#Question id: 8927

#Section 6: Plant, Animal and Microbial Biotechnology

Arthropods invaded land about 100 million years before vertebrates did so. This most clearly implies that

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#Question id: 8928

#Section 6: Plant, Animal and Microbial Biotechnology

An adult animal that possesses bilateral symmetry is most certainly also

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#Question id: 8930

#Section 6: Plant, Animal and Microbial Biotechnology

Soon after the coelom begins to form, a researcher injects a dye into the coelom of a deuterostome embryo. Initially, the dye should be able to flow directly into the

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#Question id: 9268

#Section 2: General Biology

The most active photosynthetic tissue in higher plants is the

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#Question id: 9274

#Section 2: General Biology

The different types of carotenoids found in photosynthetic organisms, the all carotenoids are

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#Question id: 9275

#Section 2: General Biology

The colour of carrots, is due to;