What is the name of the first international agreement on climate change?
red list
montreal protocol
international union for the conservation of nature (iucn)
kyoto protocol

Option D."Kyoto Protocol"

Explanation:

The Kyoto Protocol is the first international agreement on climate change that was originated in Kyoto (Japan) on December 11, 1997 and entered into force on February 16, 2005.

Kyoto Protocol was linked to the United Nations Framework Convention on Climate Change, that allows the commitment of parties to reduce gas emission.

In the first commitment period, the community was binded to reduce green house gas emissions to an average of five percent in comparison to 1990 levels. In the second commitment period, parties binded to reduce green house gas emissions to an average of 18 percent below 1990 levels in the eight-year period from 2013 to 2020.

Hence, the correct option is D.

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.