Answer:
Increasing substrate concentration
Explanation:
i just took a test for this
The clear and colourless fluid that surrounds cells and protein fibres in connective tissues is called Ground substance
1. Spherical
2.Rod
3.Spiral
4.Comma
One reason would be the increased chance of Down syndrome
The answer has to be option B "testable." A hypothesis is a educated guess on what you think is going to happen during a experiment. Also its not going to be option A because a hypothesis doesn't exactly have to be written homeschool students have there instructions on a computer in order to be completed. Its not option C because a hypothesis has the have its test variables. (independent & dependent variables) Its also not option D because some scientists conduct their experiments by themselves.
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