Answer:
The term mechanical digestion refers to the physical breakdown of large pieces of food into smaller pieces which can be done by digestive enzymes, hydrochloric acid. Mechanical digestion in the stomach results in the formation of bolus.
Explanation:
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Answer:
The correct answer is a. sympathetic nervous system.
Explanation:
The sympathetic nervous system involves the rapid involuntary response called fight and flight response during stress conditions. In a stressful condition, our body parts give signals to the hypothalamus which stimulates the sympathetic nervous system of the body.
The activated sympathetic nervous system then stimulates the release of a hormone called adrenalin and nor-epinephrine from the adrenal gland. These stress hormone together with neural activity give rise to fight and flight response.
During this response our mind becomes alter, breathing becomes deep, heart rate becomes high, pupil diabetes, and excess sweating occurs. Therefore the correct answer is a.
<h2><u>AnswEr :</u></h2>
The right answer is "Both insects and amphibians exhibit metamorphosis"
Have six legs :
- Amphibians are not six legged organisms rather they are four legged
Are both Vertebrates :
- Insects belong to the Phyla Arothropoda. Arthropods are invertebrates
- Amphibians belong to the Phyla Chordata. Chordates includes vertebrates
Go through Metamorphosis :
- Both insects and amphibians are found to exhibit metamorphosis. For instance, Butterfly incase of insects and Frogs incase of Amphibians
Are both Invertebrates :
- Insects are Invertebrates while Amphibians are Vertebrates
Look like their parents at birth :
- Insects don't resemble their parents at birth. As they grow into adults,they develop body patterns, structures similar to their parents
- Amphibians develop indirectly,from larvae. Indirect Development refers to the development where the embryo develops into a sexually - sterile organism after which it undergoes metamorphosis to become an adult.
Answer:
Igneous rocks have a wide variety of uses. One important use is as stone for buildings and statues. Diorite was used extensively by ancient civilizations for vases and other decorative artwork and is still used for art today. Granite is used both in building construction and for statues.
A Gamete is a sex cell, this is a cell whose genes can be pass to future generations, and is hapliod is defferent to every other cell in your body because every cell in your body has 46 chromosomes 23 from your dad and 23 from your mom, but this cell has only 23, to be able to pass it to your childrens. This are your sperm for males and eggs for females.
