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eimsori [14]
3 years ago
14

Help! Will give brainlist

Biology
1 answer:
irinina [24]3 years ago
6 0
Answer: B

Explanation: So air, like most other substances, expands when heated and contracts when cooled. Radiation cooling occurs when air near the ground is cooled by the Earth's surface losing heat by radiation.
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If a patient has a laparoscopic cholecystectomy converted to an open cholecystectomy, the icd-10-pcs coding guidelines require t
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The ICD-10-PCS coding guidelines have need of that the coder to do both percutaneous endoscopic inspection and open resection of the gallbladder. In addition, laparoscopic cholecystectomy is a process in instance that the gallbladder is detached by the use of laparoscopic methods. The laparoscopic surgery also denoted to as slightly hostile surgery that defines the enactment of surgical techniques with the help of a video camera and several thin tools while a cholecystectomy may be essential if a person is experiencing aching from gallstones that block the movement of bile. A cholecystectomy is a common surgery and it brings only a small possibility of impediments. 
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3 years ago
Why are embryonic stem cells useful for medicine?
Annette [7]

Answer:

Embryonic stem cells could be used to make more specialized tissues that have been lost to disease and injury. For tissues that are constantly replaced, like blood and skin, stem cells would probably be replaced directly.

Explanation:

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4. How do geologists determine the age of a fault line
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<span>Geologists generally know the age of a rock by determining the age of the group of rocks, or formation, that it is found in. The age of formations is marked on a geologic calendar known as the geologic time scale. Development of the geologic time scale and dating of formations and rocks relies upon two fundamentally different ways of telling time: relative and absolute.</span>
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3 years ago
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Which of the following best describes how a blood cell and skin cell have the exact same DNA sequence and yet
Oliga [24]

Answer:

The proteins are expressed differently in each cell.

Explanation:

<u>The correct answer would be that the proteins are expressed differently in each cell. </u>

The regulation of gene expression is primarily responsible for differential functions of the same DNA sequence. Multiple proteins are formed from the same DNA sequence but only the required ones are specifically expressed depending on the cell.

<em>In other words, in the blood cells, the protein is expressed for performing blood-specific functions while it is expressed for performing skin-specific functions in the skin.</em>

3 0
3 years ago
why do the three species have similarities and differences in their body structures, and how can Xiao use the structures to dete
Luba_88 [7]

Answer:

Xiao can use these structures to create a similarity matrix that enables to differentiate between synapomorphies and homoplasies .

Explanation:

A synapomorphy is a trait that has been inherited from the same ancestor, this trait enables to establish a relation of homology between two or more species; while a homoplasy is an analog structure that doesn't have homology.

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3 years ago
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