1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
erastovalidia [21]
3 years ago
5

What do most echinoderms use to move​

Biology
1 answer:
seropon [69]3 years ago
5 0

When echinoderms move in a manner such as walking or crawling, they pump sea water through a series of internal body canals. The water is used to inflate some of the tube feet, causing them to expand. In many species, the tube feet are equipped with suc(k)ers that grip onto the sea floor.

You might be interested in
Photosynthesis also relies on a compound called __________,(ATP/NADP+/GLUCOSE/SOURCE/CARRIER/DONOR) which is an electron _______
grin007 [14]

Answer:

Photosynthesis also relies on a compound called NADP

which is an electron carrier accepts and transfers high-energy electrons. *

4 0
3 years ago
Tropical rain forests have the greatest biodiversity of any type of land ecosystem. How does biodiversity contribute to the sust
Doss [256]

Answer:

The higher biodiversity in an ecosystem means that there is a greater variety of genes and species in that ecosystem.

Explanation:

3 0
3 years ago
The eukaryotes, bacteria, and archaea that live in and on the human body are called normal microbiota. When they were originally
Alla [95]

Answer:

The eukaryotes, bacteria, and archaea that live in and on the human body are called normal microbiota. When they were originally discovered, scientists thought that the relationship between these organisms was parasitic because they thought that the organisms benefit from living on the host but did not help the host. In recent years, researchers have determined that most of our resident microbes derive and give benefit to the host. This makes the relationship between host and microbe one of mutualism. Pathogenic, on the other hand, are microbes that cause diseases.

5 0
3 years ago
Energy transfer through molecule to molecule contact is called?
Naddika [18.5K]

Answer:

It's called conduction

Explanation:

4 0
2 years ago
Please please please please help me
bonufazy [111]

Answer:

Consumer

Explanation:

Producers are organisms that make their own food (plants), hosts are, well, hosts for parasites, and decomposers break down dead organisms (like mushrooms), so your answer is consumer.  

8 0
3 years ago
Other questions:
  • Non-woody plants, like this lily, are able to remain upright due to turgor. Turgor is caused by A) photosynthesis in chloroplast
    8·1 answer
  • Humans must depend on the environment for their survival
    15·1 answer
  • What two factors determine the shape of protein?
    5·1 answer
  • The female reproductive parts of a flower are called
    13·2 answers
  • Question 18
    5·1 answer
  • The specific heat of iron is 0.11 cal (g°C) . A cafeteria fork made of iron has a mass of 20 grams. How much heat energy is need
    9·2 answers
  • Which statement BEST describes why mycelium, constructed of hyphae, are necessary for fungi survival?
    9·1 answer
  • 3
    11·1 answer
  • An organ system-
    12·2 answers
  • what process allows plants to convert sunlight energy into chemical energy
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!