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bearhunter [10]
2 years ago
7

A scientist discovers that a strand of DNA is 20% Guanine and 30% Adenine. What percent of

Biology
1 answer:
Lisa [10]2 years ago
7 0

Answer:

20% cytosine

30% thymine

Explanation:

Cytosine is paired with guanine so they must have the same percentage. Adenine is paired with thymine so they also must have the same percentage.

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According to the PHS, a "significant financial interest" includes royalty income paid to an investigator and its disclosure is r
Snezhnost [94]

According to the PHS, the term "significant financial interest" includes royalty income paid to an investigator except if that income is from the investigator's current employing institution.

5 0
2 years ago
if a homozygous red plant is crossed with homozygous white plant what could be the phenotype of the F1 generation
juin [17]

Answer:

Depends on the kind of interaction the alleles have with each other.

Dominant, co dominant or incomplete dominant

5 0
3 years ago
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Explain what happens to the zona pellucida after the egg is fertilised ​
vodka [1.7K]

write it in your own words:

"In humans, five days after the fertilization, the blastocyst performs zona hatching; the zona pellucida degenerates and decomposes, to be replaced by the underlying layer of trophoblastic cells. The zona pellucida is essential for oocyte growth and fertilization."

The zona pellucida supports communication between oocytes and follicle cells during oogenesis; protects oocytes, eggs, and embryos during development, and regulates interactions between ovulated eggs and free-swimming sperm during and following fertilization.

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2 years ago
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Which pair is mismatched? Multiple Choice Giardia - transmitted by feces in drinking water Trypanosoma - causes African sleeping
VMariaS [17]

Answer:

The mismatch pair is plasmodium causes chagas disease. Chagas disease occurs due to Trypanosoma cruzi.

Explanation:

Chagas disease is a parasitic disease .It  also known as American Trypanosomiasis. Chagas disease is occurs due to the <u>Trypanosoma cruzi</u> parasite.It is spread mostly by insects .The name of the insect is Triatominae, or "kissing bugs". The symptoms change during the course of the infection.

Plasmodium is a protozoan parasite which causes malaria in the human body.

Giardia is a microscopic parasite. It has been contaminated with feces (poop) from infected humans or animals.So this match is correct.

African  sleeping sickness caused by a microscopic parasite species <u>Trypanosoma</u> <u>bruce</u>i. It is transmitted by the tsetse fly , which is found only in rural Africa.

Histoplasmosis (Ohio valley fever) is a fungal infection which causes by Histoplasma .It generally effect on lungs and immune system.

Trichomoniasis (or “trich”)  caused by infection with a protozoan parasite called<u> </u><u>Trichomonas</u> <u>vaginalis</u>.Its a sexually transmitted disease (STD).It cause foul smelling in women vagina.

4 0
2 years ago
1.
Alexeev081 [22]

Examples of metabolic processes that occur in living organisms are:

  1. Photosynthesis
  2. Breaking down of lipids

METABOLISM:

  • Metabolism refers to the series of processes that involve the breakdown or build up of molecules to release energy or new products.

  • Metabolism can either be catabolic or anabolic depending on how it occurs.

  • Anabolism is the build up of large molecules from smaller ones while catabolism is the breakdown of large molecules into smaller ones.

  • Example of metabolic processes are photosynthesis, breaking down of lipids.

Learn more at: brainly.com/question/15413788?referrer=searchResults

5 0
2 years ago
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