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dusya [7]
3 years ago
6

Certain bacteria living in a human's large intestine help to produce vitamin K. The bacteria get nutrients from the human. This

relationship is an example of * mutualism commensalism plant parasitism animal parasitism
Biology
1 answer:
o-na [289]3 years ago
3 0
Well its a perisite 
but i dont no what the answers are 
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Pls help giving branliest!!!
ololo11 [35]
Why won’t it let me answer
6 0
3 years ago
How deep below Earth's surface do rocks melt?<br> A. 1000 km<br> B. 500 km <br> C. 50 km<br> D. 50 m
podryga [215]

Answer:

I say, it would really be around like 50-500km. Really, it would be 70km.

Explanation:

Magma rises with convective currents, then cools and spreads intent on form ocean-floor crust. The place to start for melting has lengthy been idea to be at <em>70 kilometers</em> under the seafloor.

6 0
3 years ago
Everyone in Smurfette’s family has light blue skin, which is the dominant trait for body color in her hometown of Smurf Valley.
Dmitry_Shevchenko [17]

Answer:

All their descendants will be heterozygous for the skin color, Bb, expressing blue skin.

Explanation:

<u>Available data</u>:

  • Smurfette has light blue skin
  • Her family is a "true bred" or "purebred" line.
  • She married a boy who has light yellow skin
  • blue skin is the dominant trait expressed by the B allele
  • yellow skin is a recessive trait, expressed by the b allele

Cross: Smurfette  x  Husband

Parentals)            BB     x     bb

Gametes)          B   B       b     b

Phenotypes) blue skin     yellow skin

Punnett square)

                       B        B

             b      Bb      Bb

             b      Bb      Bb

F1) 100% of the progeny will be heterozygous for the skin color, Bb

     100% of the progeny will be blue-skinned.

Note: Although the progeny is blue-skinned, they are not true-bred anymore.

7 0
3 years ago
Which is true about reaction rates? A. High reaction rates occur only in spontaneous reactions. B. Low reaction rates occur only
kirill115 [55]
The correct answer is D) <span>Reaction rates are not related to spontaneity</span>
8 0
3 years ago
Read 2 more answers
I will give brainliest!!!!
lyudmila [28]

Answer:

B

Explanation:

ribosomes allow the Rough ER to make protiens

5 0
3 years ago
Read 2 more answers
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