The possible cause for a decrease in ecosystem productivity is : B. a decrease of the biodiversity o an ecosystem
Decrease in biodiversity means that there will be less organisms that support each other to maintain the balance in the ecosystem, which eventually decrease its productivity
<span>1. Hind limes tend to be sturdier, stronger and longer. </span>
<span>2. The hind limbs are more firmly attached to the spine.</span>
Answer:Explore the relationship between mRNA and DNA, how to determine DNA sequences based on mRNA sequences, and how to determine mRNA by the DNA
Explanation: