It refers to the number of different species
Hi!
The answer would be B. Positive
Explanation:
A positive feedback mechanism is that in which a stimulus induces an output which in turn functions to magnify the same response <em>(acting as a stimulus to itself). </em>
As in this case, Ethylene acts as a stimulus for fruit ripening (<u>response</u>). When it is released during fruit ripening, it stimulates nearby fruits to ripen (<u>response</u>), which in turn acts to stimulate further fruits to ripen (<u>response</u>), resulting in the effect being widespread (<u>magnified</u>)
Hope this helps!
Answer:
i think d. proteins bc proteins are polymers made up of strings of amino acids.
Answer:
Hey buddy, here is your answer. Hope it helps you.
Explanation:
C- Chloroplasts. The chloroplasts are only present in plant cells . In plants it used for making of food and gives the color to the plants. In animal cells it is not present as we don’t require to make our own food.
I believe the correct answer is D. <span>ears pinned back, eyes averted or lowered, and lips pulled back and down.
When dogs are afraid, their ears are lowered to show fear because of something they may have done wrong. They are also scared or embarrassed to look at their owner because they know they will receive some sort of punishment. Their tail is also usually tucked between their legs to show they are afraid.
</span>
