Using the relationship between photosynthesis and respiration explain how matter is cycled and energy flows within a single-celled algae

What is one affect on the australian environment due to the introduction of non-native european rabbits? (a) more grass grew in response to the need of the growing population of rabbits. (b) the rabbits balance out the food chain as they became a natural prey to many predators. (c) the rabbits the land by digging, which caused the soil to spread much needed nutrients. (d) the rabbits out-competed other small animals species and caused them to go extinct.

What organic substance cuts dna into different sized fragments?

Which of these is not a process that can cause speciation? a. chromosomal mutation b. genetic damage c. a bottle neck d. dna replication