Explanation:
As we know cows are dependent on plants so plants are the producers and cow which consume the produced food are known as consumers.
Plant--->Cow---->Lion----->Fungus (food chain)
Plant:- producer
Cow:-primary consumer
Lion:- secondary consumer
Fungus :- decomposers
Probably through a electron microscope either TEM or SEM. or possibly a picture through the microscope. I hope that helped.
This is a easy one! a promoter<span> is a region of DNA that initiates transcription of a particular gene. </span>Promoters<span> are located near the transcription start sites of genes, on the same strand and upstream on the DNA</span>
Explanation:
The experimenter alters the independent variable with the hopes of collecting data about how the dependent variable changes in response.Other variables have to be controlled so that any changes of the dependent variable are attributed to the known independent variable.