Answer:
D
Explanation:
The item labeled 2 is the cell capsule that protects the cell from engulfment by eukaryotic cell, such as macrophages.
Answer:
One reason is that there was too much pressure in the bottom of the ocean, from all the water pressing together.
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Explanation:
1- Mutation
2- Gene Flow
3- Sexual reproduction
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Answer:
The correct sequence of muscle contraction from first to last is given below
Explanation:
step 1 myosin head interacts with actin
step 2 ATP binds to myosin head
step 3 ATP is converted to ADP and Pi
step 4 ADP and pi are released from myosin
step 5 Myosin head pivots in the power stroke
step 6 Myosin head is cocked back.