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masha68 [24]
4 years ago
14

The integumentary system consists of the skin,hair,nails,glands,and nevers.Its main function is to act as a battier to protect t

he body from the outside world and help to maintain homeostasis.Hair! How does your hair help protect your body and maintain homeostasis?ALL BUT ONE answer applies
Biology
1 answer:
anygoal [31]4 years ago
7 0

Hair protects us by conserving heat and the hair in the nose and ears helps protect these organs from dust and other particles

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In Drosophila, the genes for body coloration and eye size are on different chromosomes. Normal-colored bodies are dominant to eb
Yuri [45]

Answer:

225 flies

Explanation:

Let gene for body colour : A

Let gene for eye type : B

Parent 1 : normal body and normal eyes = AABB

Parent 2: ebony body and eyeless = aabb

F1 : AABB X aabb = AaBb ( all have normal body and normal eye )

F1 progeny is self crossed given that the two genes are on different chromosomes which means they show independent assortment:

AaBb X AaBb =

A_B_ = normal body, normal eyes = 9

aaB_ = ebony body, normal eyes = 3

A_bb = normal body, eyeless  = 3    

aabb = ebony body, eyeless  =   1

Hence the ratio is 9 : 3 : 3 : 1

Out of the 400 flies:

(9/16) * 400 = 225 flies have normal body colour and normal eyes

7 0
3 years ago
Explain how geographic isolation can cause adaptations.
Temka [501]

Answer:

Change in an organism's environment forces the organism to adapt to fit the new environment, eventually causing it to evolve into a new species. ... Organisms become isolated as a result of environmental change. The cause of isolation can be gradual, like when mountains or deserts form, or continents split apart.

Explanation:

6 0
3 years ago
Which 2 examples may be converted into fossil fuels after being buried under pressure for a long period of time?
krok68 [10]

Answer: -plants  

-animal waste

Explanation:

Fossil fuels are the fuels which are generated after a long time taking geological process over the buried organic matter obtain from dead animals, animal dung and plants. The organic matter remain under the heap of earth crust under intense heat and pressure. The heat and pressure generate fuels which are valuable for the entire society as when they are burned they produce huge amount of thermal energy. These includes the crude oil like petroleum, natural gas and coal.

4 0
3 years ago
Read 2 more answers
How is harvesting food crops similar to, and different from, mining?
Tresset [83]

Answer:

Both extract from the soil while difference in their extraction method.

Explanation:

Harvesting food crops similar to mining because both are gained from the soil whereas it is also different from mining due to their method of extraction. Seeds are grown again and again in the soil and other agronomic activities has to be done to gain good yield of the crops while on the other hand, in mining precious metals is to be extracted that is already present in the soil.

4 0
3 years ago
The movement of gases from an area of higher concentration to an area of lower concentration is called
drek231 [11]
Diffusion. It follows the concentration gradient, moving from high to low.
8 0
3 years ago
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