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Anarel [89]
2 years ago
15

How does the stomach defend against infection?

Biology
1 answer:
Elodia [21]2 years ago
5 0
The hydrochloric acid in the stomach helps protect against disease because it kills many microorganisms and toxins in food.
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A man with type A blood, whose father was colorblind with type AB blood and whose mother was color- blind with type B blood, mar
Galina-37 [17]

Answer:

50% chance of their son being colorblind

Explanation:

A Punett square for the man’s mom and dad shows that he definitely has colorblindness and his genotype is XcY

A Punnett square for the woman shows she is a carrier for colroblindness and her genotype is XcX

The chance of having a son is 50% and the chance of that son having colroblinness is 50%

7 0
3 years ago
What is the purpose of having leak and gated channels for the neuron?
professor190 [17]

Answer:

The leak channels allow Na+ and K+ to move across the cell membrane down their gradients (from a high concentration toward a lower concentration). With the combined ion pumping and leakage of ions, the cell can maintain a stable resting membrane potential.

Hope this helps!

Explanation:

6 0
2 years ago
What is the biggest factor in determining whether lava will resist flowing?
Sonja [21]
The change of temperature lava cools down/seconds it flows down.
8 0
3 years ago
What gasses in the atmosphere are especially important to plants
Aloiza [94]

Carbon Dioxide (CO2) because it is essential to cellular processes that allow plants to thrive and generate oxygen that we can breathe. Nitrogen could also be an example of one gas that's important.

6 0
2 years ago
Digestive tract & ____________________ together constitute the digestive system.
IrinaK [193]

Answer:

Digestive tract & <u>Accessory</u><u> </u><u>glands</u> together constitute the digestive system.

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The accessory organs are the teeth, tongue, and glandular organs such as salivary glands, liver, gallbladder, and pancreas.

7 0
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