A way you can evaluate whether or not scientific information is reliable is by their source, reliable sources include textbooks, authorized sites, etc. Reliable info will include backing data, use objective reasoning, will not have any bias.
So white blood cell’s(WBCs for short) main job is to fight infections.
They do this by swallowing the infection.
You see,WBCs do not have a permanent shape.this means that they enlarge and decrease size of parts of their body.So they grow two long arm like structures called pseudopodia which swallow the infection.(pseudopodia means false feet).
You can see the process in the photo I attached from google
An example of marine parasitism is a fish tapeworm that invade a fish's stomach and intestines.
Hope this helped.
The difference between past time focus and present time focus is that present time focus refers to the moment we are living in, the moment we are going to now. The past focus is that we are paying attention to the things that we have experienced in the past. The basic difference is one things is about being focused on the present situation while the other is thinking about past situations or experiences.
Explanation:
Past time focus : David has good marks and he is thinking about that achievement and good grades at that time
Present time focus : David has gotten good grades right now so he is going to put in time to better himself.
Answer:
Mithocondria and Chloroplasts.
Explanation:
They both contain their own DNA and Ribosomes
Facts:
Mitochondria are called "The power house" of the cell, they are responsible for breaking down fuel molecules and capturing energy in cellular respiration.
Chloropalst are found in plants and algae (not in humans). They're responsible for capturing light energy to make sugars in photosynthesis. Without the chloropalst,plants wouldn't be abale to make their own food, this will cause their death and then ours.