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Maru [420]
3 years ago
6

What membrane transport mechanism is used to return calcium ions to the er and what membrane protein would be used.

Biology
1 answer:
NikAS [45]3 years ago
6 0

Answer:

Explanation:

Molecular Transport - Proteins are used to move small molecules such as calcium, potassium, and sodium ions across the membrane. - cell takes in large particles by engulfing them. Phagocytosis - "cell eating" - extensions off cytoplasm surround a particle and package it within a food vacuole and then the cell engulfs it.

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Territorial behavior does not extend to organisms of different species. Please select the best answer from the choices provided
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FALSE

All organisms use this "mechanism" to defend their food and shelter. Birds protect their nest just like all other animals and they fight for food.

I hope this answers your question.

Please remember to rate my answer and comment if you have any questions.

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A parachute uses __ to slow down.<br><br> A. Gravity<br> B. Air Resistance<br> C. Tension
Vinil7 [7]

Answer:

air resistance or drag, (Option B)

Explanation:

3 0
3 years ago
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A facility would like to verify each individual's identity prior to allowing access to its server room and datacenter. Additiona
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Answer:

C. Implement a biometric reader at the datacenter entrance and require passage through a mantrap.

Explanation:

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3 years ago
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Answer:

The correct answer is diaphragm.

Explanation:

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