A and B. Because if heart cells were located in your brain, your brain would not perform the right function. And B because if cells perform different functions and are in the wrong spot im your body it wouldnt work.
The answer is option B "declining number and variety of the species in an area." Biodiversity is a variety of life for example a ecosystem has many species which makes it a biodiversity. Now a loss of a biodiversity would be loosing a huge amount of species in that area or ecosystem which would mean the answer is option B.
Hope this helps.
Answer:
Su aportación fundamental fue su modelo del universo: creía que la Tierra estaba inmóvil y ocupaba el centro del universo, y que el Sol, la Luna, los planetas y las estrellas giraban a su alrededor. La retrogradación de los planetas y su aumento de brillo mientras retrogradan.
Explanation:
Answer:
Many different genes control the height of the plants
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Answer:
The first and last box. If you don't agree with the first then definitely consider the last box.