NEED ASAP, BRAINLIEST

select all the correct answers

climate change can affect biodiversity in many ways what are potential consequences of climate change on biodiversity?

□ a new organism moving into an ecosystem
□ decrease in the background Extinction rate
□ alternations in plants growing seasons
□ Extinction a certain species
□ flowers blooming before pollinators are active
□ reduction and the frequency of natural disasters

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis

One function of the poly-a tail on eukaryotic mrna sequences is to the mrna be transported from the nucleus to the cytoplasm. prokaryotic mrna also has a poly-a tail. choose the best explanation of the prokaryotic poly-a tail. a. prokaryotic poly-a tails are composed of a different molecular structure compared with eukaryotic poly-a tails. b. prokaryotic poly-a tails have the same functions as eukaryotic poly-a tails, because this process is highly conserved throughout different species. c. prokaryotic poly-a tails aren't important, because prokaryotes don't have nuclei. d. prokaryotic poly-a tails have other functions,because prokaryotes don't have nuclei.

Which of these is not a nucleotide base found in dna?