Answer:
Genetic Engineering
Explanation:
Image result for Two tomato plants are cross pollinated to produce tomato plants that produce more tomatoes.
When tomatoes cross pollinate, the genetic material of the two tomato varieties will combine and the seeds will be hybridized. Cross pollination will not affect the fruit, only the seeds inside.
Answer:
b.
Explanation:
They used Franklin's photo to determine that DNA was a double helix.
Answer:
Endoskeleton
Explanation:
An internal skeleton is called an endoskeleton, which is what vertebrates have. A sponge endoskeleton consists of short, sharp rods called spicules
Spicules are made of silica, calcium carbonate, etc.
B 5 years it takes 5 years before symptoms to appear
Answer:
Substance B is a group of hydroxide ions.
Explanation:
