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Mashutka [201]
4 years ago
7

Sally comes in for her first prenatal examination. this is her first child. she asks you (the nurse), “how does my baby get air

inside my uterus?” the correct response is
Biology
1 answer:
Gnom [1K]4 years ago
4 0
The placenta provides oxygen to the baby and excretes carbon dioxide into your bloodstream.
 
meaning that the baby does not simply absorb oxygen from a women's bloodstream. blood and gas transports occur through the placenta, also the placenta delivers oxygen-rich blood through the umbilical vein not artery 

hope this helps 
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8 0
3 years ago
Which of the following activities will help make rural societies more sustainable? A. Design energy efficient forms of transport
denpristay [2]

Answer:

The correct answer would be Option C, Multipurpose Trees.

Explanation:

With the advancement in industries and other areas of technology, the rural areas have become so much polluted. So the sustainability of the rural areas is doubtful. The air in the rural areas have become polluted and needs measures to prevent it from harmful consequences of the industrial advancements. Along with industries, the air pollution is also added through vehicles discharge, waste disposal, etc also contribute towards the non sustainability of the rural areas. So to overcome all these problems, the best solution is to grow the multipurpose trees in the rural areas as much as possible to increase the sustainability of these areas. With the plantation of trees, the problem of pollution will be controlled and thus make these areas sustainable.

5 0
3 years ago
Why do shorter females have more oestrogen than taller females?
Free_Kalibri [48]
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7 0
4 years ago
What is the expected phenotypic ratio for feather colour if two chickens with blue feathers are crossed
ss7ja [257]

Answer:

The correct answer is - 1:2:1 for black : blue : white chicken.

Explanation:

We know that color of the feather is a trait of the chicken that shows the codominance type of inheritance pattern where both forms of the trait are dominant and make a mix of the forms. In this case, blue is heterozygous BW and black BB and white is WW, then crossed between BW with BW

gametes: B, W and B, W

Punnett

           B       W

B        BB      BW

W        BW     WW

thus, the phenotypic ration is - 1 black : 2 blue : 1 white

7 0
3 years ago
In Figure 33–6, what structure is labeled A? What is the role of the delicate network of
BabaBlast [244]
Heyo the answers to the multiple choice are A B B A C A C D A C B D D B B C C A  D B I'll have the essay questions and fill in the blanks after my test is graded or you can just look them up.
4 0
3 years ago
Read 2 more answers
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