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.
The answer is
B.)active transport
Answer:
The picture/ needed info is not included
Answer:
2
Explanation:
The bones in the forelimbs of penguins and seals are best described as analogous, while the flippers of penguins and seals are homologous.
Analogous structures are structures that are similar in different organisms, even though they are unrelated to each other. For instance, the wings of birds and the fins of a penguin or a fish.
Homologous structures are similar structures in related organisms. Both the penguins and the seals have flippers. Another example is the human arm and the wings of a bat. Both have similar structures internally, but while a human lifts items with their hands, the birds use theirs for flying.
Answer:
landslide
This is so easy you can answer this if you study and cheat on class
