Petrified wood is a rock that i have seen
Antibodies are located in human body,and they are giant protein molecules.
<h3>What are antibodies?</h3>
Antibodies are protein molecules, they are large and are used by the immune system to identify objects that are foreign such as harmful microrganism.
They can also destroy the effect of this foreign body by identifying the pathogens antigens.
Therefore, antibodies are giant protein molecules.
Learn more on antibodies here
brainly.com/question/785248
Answer:
D.Predation
Explanation:
Living organism interact with one another in their natural environment. The interaction of two organisms is called SYMBIOSIS. Symbiosis, however, can be of different types depending on how the organisms relate. One type of symbiotic relationship between organisms is called PREDATION.
Predation is a relationship between two organism in which one organism called PREDATOR kills and feeds on the other organism called PREY in order to obtain energy. In this question, a Manta Ray and a zooplankton is shown.
The Manta ray is described as an aquatic organism that feeds on tiny species like fishes while the zooplankton is a tiny organism found in water bodies. The Manta Ray is the predator that kills and feeds on the zooplankton, hence, the relationship is a PREDATION.
The answer is chemical work. A chemical work happens when a substance is chemically digested or when it is already broken down due to chemicals. An good example for this<span> is building large molecules such as proteins.Chemicals break ATP bonds to another molecule.</span>