Answer:
Existen células sin núcleo?, ¿Qué característica importante debieron adquirir las células que constituyeron los primeros seres vivos pluricelulares?
Explanation:
The answer B. Chromosomes
I am assuming you mean the nutrient groups of macronutrients and micronutrients.
Macronutrients:
<em>fats</em>
<em>carbohydrates</em>
Micronutrients:
<em>calcium </em>
<em>zinc</em>
<em>vitamins</em>
Hope this helped :)
Answer:
Studies have been conducted on synthetic products, including DDT and estrogen. The use of these synthetic products has been discontinued due to increased risk of cancer and other health concerns. Genetic engineering has increasingly been used in cattle, crops, and pharmaceuticals.
Explanation:
Answer:
When resources are limited
Explanation: