Carrier proteins are the proteins in active transport
Answer:
Jupiter would be the tennis ball.
Explanation:
Jupiter has a diameter of about 88,695 miles (142,800 kilometers) which is more than 11 times the diameter of Earth. It's volume is over 1,300 times the volume of Earth. This means that Jupiter is so big that over 1,300 Earths could fit inside of it.
Answer:
E. A, B, and C are correct answers.
Explanation:
A male reproductive system is an organ system that produces sperm also called the male gamete. the male organ consists of two main structures which are penis and scrotum.
A female reproductive system is an organ that produces female gametes. it is a place where the male drops their sperm for fertilization during sexual reproduction.
a very A major difference between the human male and female reproductive tracts is the
- Temperature at which gamete production occur
- the location of the gonads
- also the fact that the scrotum houses testes and the ovaries are covered by protective capsule.
That is why i chose E because A, B and C are the correct answer.
Answer:
b. the contractile unit between two Z discs
Explanation:
A sarcomere is the functional and mechanical unit of striated muscle structure, is formed of thin filaments (two strands of actin and one strand of regulatory protein) and thick filaments (myosin). <em>They have the ability to contract in unison coordinating the muscles’ contractions. As you can see in the image added these units are located between Z discs. </em>
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Answer:
neurons differ from other cells in the body because:
- Neurons have specialize cell parts called dendrites and axons. Dendrites bring electrical signals to the cell body and axons take information away from the cell body.
- Neurons communicate with each other through an electrochemical process.
- Neurons contain some specialized structures (for example, synapses) and chemicals (for example, neurotransmitters).
Explanation:
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