What adjustment can you never use with high power lens?

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.