The immune system has cells that
look for something common
among the pathogens that tend to
attack. when it recognizes this, it
goes to the pathogen and does
what?
a. eats and kills it
b. recognizes and talks to it
c. communicates and asks it to leave the body

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.