What is meant by a phenotype ratio in a Punnett square? A.) the number of alleles in possible offspring
B.) the fraction of possible offspring that can be observed to have a trait
C.) the number of genes that are possible in offspring
D.) the fraction of possible offspring that contain a certain allele in their genes

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

Resperation is a way to release carbon back into the atmosphere

Many body systems work together for proper functioning of the body and to maintain internal homeostasis. the works to break down food eaten before exercising. the takes in the nutrients obtained from the food. the body sweats as a mechanism to cool off, because the is working to flush out toxins.