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AlekseyPX
4 years ago
13

Please Help!!!! Really don't understand

Biology
1 answer:
horsena [70]4 years ago
7 0
1.) B    2.) B for leukocytes and A for erythrocytes    3.) B for Systolic   4.) D for urine    5.) C for 120/80   6.) A for hemoglobin      Hope this helps and you're very welcome!


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Equation of photosynthesis is .......​
Natalija [7]

Answer:

6CO2 + 6H2O -> C6H12O6 + 6O2

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3 years ago
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When burned which substance forms a white powder to help visualize a tool mark?
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<span>When magnesium ribbon is burned, this produces a white powdery film of magnesium oxide that help visualize a tool mark, which is usually a dark colored tool. They are used to highlight details during photography especially in forensic investigation. In addition, magnesium oxide may be smoked on the surface of an opaque material to form an integrating sphere and its reference white color is essential in colorimetry, due to its good diffusing and reflectivity properties.</span>

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3 years ago
How does the primary transcript in the nucleus of a prokaryotic cell compare to the functional mrna?
aleksley [76]

Answer:

None of the answers is correct, because prokaryotic cell doesn't have nucleus

Explanation:

In eukaryotic cell, primary transcript is RNA synthesized via transcription in the nucleus. After processing it becomes mature mRNA. The processes of processining are addition of the 5' cap, 3'-polyadenylation, and alternative splicing (excision of introns). Because during the processing of RNA introns are removed the primary transcript is larger than the mRNA.

8 0
4 years ago
A true-breeding black rabbit is crossed with a true-breeding white rabbit to produce an F1 generation of 16 individuals. If the
sweet-ann [11.9K]

Answer:

c. 16 black rabbits, 0 white rabbits, 0 gray rabbits.

Explanation:

Let dominant black allele be = B

Let recessive white allele be = b

True breeding rabbit would mean that they are homozygous in their genotype hence true breeding black rabbit will be BB and true breeding white rabbit will be bb.

BB X bb :

    B     B

b Bb  Bb

b  Bb  Bb

All the offspring are heterozygous with one dominant B allele so the phenotype black colour will be produced and all 16 individuals of F1 generation will be black in colour.

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3 years ago
Meiosis _____ the ploidy of cells. <br> a. reduces <br> b. maintains <br> c. increases
Anit [1.1K]

The answer is A I hope i helped.

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4 years ago
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