Answer:
protein
Explanation:
Amino acids are joined together to form proteins. The main function of amino acids is to serve as building blocks for proteins
The leading strand is the strand of nascent DNA which is being synthesized in the same direction as the growing replication fork. A polymerase "reads" the leading strand template and adds complementary nucleotides to the nascent leading strand on a continuous basis.
Ants nest in leaf litter or wood. They eat plants, seeds, and decaying plants and animal materials. Some ants eat honeydew that are produced by aphids. Some ants even eat termites.
Ants become the food source of arthropods (spiders, beetles, ant lion), amphibians (wood frogs, red eft), birds (downy woodpecker), some carnivorous plants (pitcher plant), and mammals (bear, ant eater).
1) Leaves - Ants - Anteater
2) Honeydew - Ants - Woodpecker
If you tested more than one variable at a time, you wouldn't know if the result came from the first variable or any of the others. If you test one, you would know what that one variable did.