Answer:
B
Explanation:
Energy decreases as it moves up the levels.
Genes found during transcription may be found in either strand of the molecule
Question 1 ) muscle cell maintains homeostasis is not an example of the <span>intracellular communication.
Question 2 ) </span>intracellular receptor goes into action <span>When non-nerve cells become involved in response to signals.</span>
Examining fossil and pollen records Extracting deep ice cores from glaciers and the polar ice caps Examining growth rings on trees All of these methods provide clues to past temperature, precipitation, and wind patterns as well as the chemical make-up of the atmosphere.
Role of decomposer in fooe chain/food web
Decomposers are organisms which convert complex organic molecules into their simple forms.
Example
bacteria, fungi etc.
Explanation
food chain stary from autotrophs and end at decomposers. these organisms are present in soil, rely on dead bodies of plants and animals for their nutrient requirements. These organisms possess strong enzymatic system, which scavenge comples molecules from dead bodies during respiration and convert them into simple nutrients which return back to atmosphere.