I think option c is right that is <span>The introduction of a new gene that can bind with the abnormal gene to inhibit its action.
Hope it helps .</span>
Answer:
1- It's often impossible to repeat trials on the same subjects. 2-Subjects may report an inaccurate medical history. 3-It can be difficult to control all possible variables. 4-It's impossible to come up with testable scientific questions for human subjects.
Explanation:
i hope this helps u
1. Algae blocks sunlight from other organisms
2. Kills those that are autotrophs
3. Bacteria in pond will continue to multiply and break down everything dead/deteriorating
4. Bacteria takes over all oxygen supply
5. No life
The sponge is<span> one of the </span>world's simplest multicellular living organisms. Sponges fit in the definition of animals because they are multicellular and are more closely related to animals with many cell types (Eumetazoa, and Bilateria) than to any protists. Sponges have very interchangeable cells, which means that if you get a bunch of sponge cells and whirl them around in a blender, then put them back in a small container, they will re-form.<span>Sponges differ from plants or fungi because they don't use photosynthesis to create their own food (thus they're not plants) and they filter feed (they are not fungi).</span>