D)
The cells appear different because they have specialized to carry out a specific task and developed accordingly.
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
Your answer is B.) Heterozygous, since the prefix 'hetero' usually means separate or different. Hope this helps.
<span>a </span>pre-existing condition<span> is a medical condition that started before a person's </span>health insurance<span> went into effect.</span>
That is easy that is mammals and family's they both have an organism.