Biology Middle School

How does food move through the digestive tract?
through the opening and closing of valves
through the movement of valves
by peristalsis, the wave-like motion of special muscles
by swallowing

Answers

Answer 1

Answer: Los alimentos son transportados a través del tracto gastrointestinal mediante un proceso llamado peristalsis. Los órganos grandes y huecos del tracto gastrointestinal contienen una capa muscular que permite que sus paredes se muevan.


Explanation:

Answer 2
Food moves through the digestive tract by using the process of Peristalsis which is a involuntary constriction and relaxation of the muscles of the intestine or another canal, creating wave-like movements that push the contents of the canal forward.

Related Questions

What is a metamorphic series?

Answers

Answer:  A metamorphic facies series is a sequence of facies that. occurs across a metamorphic terrane due to differences in pressure and temperature (P/T) conditions.

Explanation:

help asap pls! :00

Clownfish and sea anemones both benefit from their relationship. Which of the following relationships do they have? :DD
_____________________________________________

A. predatory


B. mutualistic


C. commensalistic


D. parasitic

Answers

This is a mutualistic relationship because they both benefit from the relationship.
The answer is B hope this helps

HELPPPPPP I NEED ASAP
Question: What is the role of photosynthesis in the cycling of matter and the flow of energy into and out of organisms?
Answer: Some organisms transform solar energy into chemical energy through the process of photosynthesis, which is subsequently used to the production of carbohydrates.


Why does the evidence support your claim? Justify your evidence and how it supports your claim. A few sentences that explain the science behind WHY and HOW the evidence supports the claim:

Academic vocabulary
Make connections
Introductory sentence stems:
Based on the evidence…
It can be concluded…
The evidence reveals/indicates…
Concluding statement stems:
This confirms…
Therefore,
All this proves…
In conclusion…
As a result

*****THE PICTURE IS MY EVIDENCE I JUST NEED A REASONGING FOR MY EVIDENCE******

Answers

Answer: By the process of photosynthesis, some organisms convert solar energy into chemical energy, which is then used to produce carbohydrates.

Organisms maintain their stability by responding to changes in their environments. If a rabbit is being chased by a predator, it will respond by running away. Running away from danger helps keep rabbits alive in an environment with predators. The approaching predator is an internal stimulus that causes a rabbit to run away. true or false

Answers

True
It’s an animals natural instinct to run away from a predator
External stimulus is correct
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