PLEASE PLEASE HELP i will mark brainliest

1. What is an “ecosystem?” Give two examples of different ecosystems.

2. What are the three energy roles an organism can play in an ecosystem? List AND define:

3. Describe the differences between the different kinds of consumers (carnivores, herbivores, omnivores, and scavengers):

4. What are two examples of decomposers? Why are decomposers essential to ecosystems?

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

One of the purposes of transcription is to produce a sequence of bases that

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.