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kompoz [17]
3 years ago
14

The unweathered parenental rock is also known as​

Biology
2 answers:
Arisa [49]3 years ago
8 0

Answer:

" Under cultivation, the A horizon broadly aligns with the topsoil and the B with the subsoil. The parent material below these is the 'C' horizon and where there is an underlying unweathered rock layer, often known as bedrock.

Explanation:

elixir [45]3 years ago
3 0

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The white mater is composed of
ratelena [41]

Answer:

The correct answer is option A.

Explanation:

White matter is the component of CNS which consist neuron cell bodies or myelinated cell axons or nerve fiber collectively known as fiber tracts mainly. Glial cells also one of the component of white matter, made up of few sulci and gyri. White matter makes superficial regions of the spinal cord and deep parts of the cerebrum.

The neuron cell bodies of white matter sends signals to neurons and each other. White matter regulates the action potentials function as coordinators in between brain parts.

Thus, the correct answer is option A.

4 0
3 years ago
What is the best definition of mutation
statuscvo [17]
Mutations. Definition. A Mutationoccurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. A Mutagen is an agent of substance that can bring about a permanent alteration to the physical composition of a DNA gene such that the genetic message is changed
8 0
3 years ago
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The Hawaiian Islands are home to many endangered species. Why do you think the Hawaii Department of Agriculture is so strict abo
PtichkaEL [24]

The correct answer is C. It is so strict because a foreign species could compete with a native species and drive it to extinction.

The Hawaiian islands are one of the geographical isolated islands which faces the problem of the invasive species affecting the biodiversity of the island negatively.

The foreign species is equipped better to survive in the Hawaiian habitat and competes with the native species for the resources and food. The interaction and competition of the foreign species in the Hawaiian environment and habitat limits the resources for native species which increases the chance of the native species getting endangered.

The Hawaii Invasive Species Council along with other bodies such as department of agriculture, department of business and economic development, private and other government and non-government bodies have taken initiatives towards eradication of invasive species by strict laws.

7 0
3 years ago
Read 2 more answers
How is the mississippi river Important to the US development
mihalych1998 [28]

Answer:

It is also one of the world's most important commercial waterways and one of North America's great migration routes for both birds and fishes. Native Americans lived along its banks and used the river for sustenance and transportation.

Explanation:

3 0
3 years ago
Which of the following statements is FALSE? a) A cell will shrink when the concentration of electrolytes is greater inside the c
uranmaximum [27]

Answer:

a) A cell will shrink when the concentration of electrolytes is greater inside the cell than outside the cell. FALSE

Explanation:

The regulation of cell fluid is caused by molecules called as Electrolytes. The higher concentration of these electrolytes outside the cells or lower concentration inside the cells will suck water outside the cells. Water is pumped to the area where the concentration of electrolytes is high. It is also clears from the Option d) that water follows the movement of electrolytes so it means that water will move to out if the concentration of electrolytes outside the cells is high which will cause shrinkage of cell organelles.

5 0
3 years ago
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