Anucleotide sequence changes from attcgg to atcgg. what type of mutation occurred?

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment