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jenyasd209 [6]
4 years ago
8

4. What about each person's chromosomes make them unique?

Biology
1 answer:
adell [148]4 years ago
3 0

Answer:The DNA in each persons chromosomes makes them unique

Explanation: Representing segments of the genome that have been passed down from generation to generation, occasionally being shuffled amongst chromosome pairs. This shuffling has helped drive evolution through time, and ultimately has helped write your genome and the story of you.

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It can change multiple times depending on the studying being shown
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3 years ago
An atom that gains or loses electrons is called
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Ions! Hope this helped! :))
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3 years ago
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In a dihybrid cross with genotypes JjQq and JJQq, what is the probability of getting an offspring with genotype JjQq?
valentina_108 [34]
There is a 1:4 chance of getting JjQq. The parent JjQq can produce four genotypes: JQ, Jq, jQ, and jq. the parent JJQq can produce two genotypes: JQ and Jq. When we do a punnett square: 
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6 0
3 years ago
Place the following events of a reflex arc in the correct order: 1) motor neuron activation, 2) sensory neuron activation, 3) se
VikaD [51]

Answer:

The reflex arc follows this sequence of events

1. sensory receptor activation

2. sensory neuron activation

3.information processing

4. motor neuron activation

5. effector response

Explanation:

Reflex arc is the pathway of nerves during a reflex action. An example of a reflex arc is when we accidentally touch a hot object. First, the receptor in the skin detects a stimulus in this case the change in temperature. Second, the sensory neuron transmit the electrical impulses to the Central Nervous System for information processing. Then relay neurons connect sensory neurons to motor neurons. Third, motor neurons sends electrical impulses to an effector wherein the effector produces a response ( muscle contracts to move the hand away from the hot object. This happens in a split of seconds.  

3 0
3 years ago
The HR diagram represents stages in the life cycle of a star.
Veseljchak [2.6K]

white dwarf

Explanation:

A appears on the chart at the point of low luminosity but high surface temperatures. This indicated  a White Dwarf

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A white dwarf is the last sequence of a low-mass star cycle and follows the red giant phase.

4 0
3 years ago
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