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Blababa [14]
3 years ago
11

What happens when you combine two clear liquid solutions, a thick black solid material forms on the bottom of the beaker.

Biology
1 answer:
STatiana [176]3 years ago
8 0

Answer:

See explanation

Explanation:

A precipitate is formed when a mixture of two soluble substances results in the formation of an insoluble product. It usually happens during a double decomposition reaction.

The two clear liquids combined both contain soluble substances. These interact to yield an insoluble product also known as a precipitate which is black in colour and settles on the bottom of the beaker.

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Answer both thanks !!
avanturin [10]

Answer:

16: D edit it ment to be d

17: B

Explanation:

For 16 if you look at the chart you can calculate by seeing what letters intersect which was D.

For 17 it's common sense if you do research.

4 0
3 years ago
DNA damage checkpoints are crucial for preventing cell proliferation when DNA damage has occurred The role of DNA checkpoint pro
postnew [5]

Answer:

Letter C

Explanation:

The checkpoint proteins are specialized proteins that act during some specific points in the cell cycle in order to prevent some errors on the genetic material that is being duplicated. If the error is identified the cycle that is being made takes a halt by those checkpoint proteins.

8 0
4 years ago
Gregor Mendel’s pioneering genetic experiments with pea plants occurred before the discovery of the structure and function of ch
RUDIKE [14]

Answer:

The traits were linked

Explanation:

Gregor Mendel often called the father of genetics was a priest as well as scientist. He conducted many science experiments and determined the law of independent assortment and segregation.  He did however noticed that there were some traits seen in the parents that were passed to the offspring in the same combination. These were termed "linked-traits" and were the first indications that genes may be linked.

3 0
3 years ago
Which of these
wariber [46]

Answer:

The smallest level of classification is d.Phylum

3 0
3 years ago
Read 2 more answers
The efferent division of the peripheral nervous system innervates ________ cells.
Marina CMI [18]

Answer:

heart muscle , skeletal muscle , glandula and smooth muscle

Explanation:

The peripheral system distinguishes two major divisions: the afferent and the efferent. Afferent division is formed by the nerves that carry information to the central nervous system. In the efferent division the information travels from the central system to the effector organs, both muscular and other (including skeletal muscle, heart, glands, smooth muscle). Within the efferent division, in turn, two systems are distinguished, the somatic and the visceral or autonomous.

The somatic system conducts the signals that give rise to body movements and actions outside the body. It is formed by the fibers of the motor neurons that innervate the skeletal muscles; Their cell bodies are found in the spinal cord and a single axon reaches the muscle fibers it innervates. The action of these motor neurons always consists in the excitation and contraction of the muscles, although muscular activity can be inhibited by inhibitory synapses in charge of central system neurons.

The visceral system is formed by the fibers that innervate the smooth muscles, the heart, the glands and other non-motor organs or tissues, such as brown fat. It controls functions that are mainly related to the maintenance of internal environment conditions and also certain automatic responses to external stimuli. Regulates visceral activities such as circulation, digestion, thermoregulation.

8 0
3 years ago
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