1. true or false flatworms are known as acoelomates.
2. true or false flatworms have bilateral symmetry and cephalization
3. true or false hookworms infect 25% of the world's population
4. true or false annelids have a closed circulatory system with blood vessels.
5. true or false annelids have a macro brain and micro brain
6.true or false leeches are parasitic flatworms that live on blood
7. true or false the most active mollusks are cephalopods
8. true or false gastropods are move by using a foot
9. true or false an octopus moves by jet propulsion by taking water into its mantle and forcing it out.

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

Answer ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.