#Question id: 24646
#Unit 10. Ecological Principles
Which of the following correct decreasing order for the trace elements maximum utilization?
#Question id: 24647
#Unit 10. Ecological Principles
Many animals obtain their amino acids from the food they eat, though plants contain only small number of amino acids, which types of animals has the capacity to synthesizes missing amino acids?
#Question id: 24648
#Unit 10. Ecological Principles
Carnivores are the animals that has the ability to obtaining amino acid by__
#Question id: 24649
#Unit 10. Ecological Principles
#Question id: 24650
#Unit 10. Ecological Principles
#Question id: 26907
#Unit 10. Ecological Principles
Soil that are said to be humus poor ____A____ and those soil that are said to be humus rich ___ B______.