Answer:
C) The mass of the nitrogen atoms in the reactants is equal to the mass of the nitrogen atoms in the products.
Explanation:
In a closed system, the mass of reactant is always equal to the mass of products.
Answer:
An organ that helps with digestion but is not part of the digestive tract. The accessory digestive organs are the tongue, salivary glands, pancreas, liver, and gallbladder.
Answer:
In building a tree, we organize species into nested groups based on shared derived traits (traits different from those of the group's ancestor). The sequences of genes or proteins can be compared among species and used to build phylogenetic trees.
Explanation:
Answer:
They were competing for the same type of food.
Explanation:
The introduction of brown and black European rats may have led to the extinction of Darwin’s rice rat due to competition for food and resources. These are the main factors that affects am organisms survival.
The brown and black rat were better adapted for survival and competition of the food and resources available which lead to the death and extinction of Darwin’s rice rat.