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boyakko [2]
3 years ago
15

the calendar shows that the new moon occurred about 21 days ago. what phase is the moon in right now?

Biology
1 answer:
SOVA2 [1]3 years ago
8 0
The answer is the Last Quarter.

A week after a new moon, the first quarter occurs. Another week after the first quarter, the moon's phase enters full moon. On the third week from the new moon is Last Quarter. In this phase, the moon is three-quarters around its orbit on Earth. And in the next week, the moon enters a new cycle and the moon's phase is back to new moon.
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Write an essay on ectoparasites​<br> Example of ectoparasites
sesenic [268]

Answer:

Ectoparasites are organisms that live on the skin of a host, from which they derive their sustenance. The phylum Arthropoda includes the two-winged, or dipterous, flies. The larvae or maggots of these flies may invade the living or necrotic tissue of animals and humans, producing myiasis. Multiple dipterous flies are thought to be capable of producing ocular myiasis. It is thought that the larvae are embedded in the eye, that they burrow directly through the sclera and then under the retina. Typically, they leave asymptomatic tracks throughout the fundus, but a number of cases of destructive endophthalmitis have been reported, particularly from Scandinavia.

4 0
2 years ago
Rhodobacter cells perform photosynthesis in the presence of light and grow heterotrophically in the dark. After being cultured i
Marrrta [24]

Answer:

Phenotypic changes:

When Rhodobacter is cultured in total darkness for multiple generations, the ability to produce it's own photopigment reduces with time with little or no ability to undergo its own photosynthesis due to absence of enzymes or pigment for photosynthesis.

It becomes expensive for the Rhodobacter to undergo photosynthesis. This allows mutants that can grow in the dark to take over from the culture grown in the dark.

Evolutionary processes:

It's natural selection that allows the fittest organism to survive. As in the case of the mutants

5 0
3 years ago
Is plate-based or a meat-based diet is more nutritious
seropon [69]
Question: is plate-based or a meat-based diet is more nutritious

Answer: But it's also common to choose a plant-based diet because it's considered healthier. And that's for good reason. Research over many years has linked plant-based diets to lower rates of heart disease, type 2 diabetes, and some cancers (as compared with diets high in meat and other animal products

Is a meat based diet better than a plant-based diet? Answer: Mounting evidence shows that reducing meat and increasing plant-based protein is a healthier way to go. A diet with any type of meat raises the risk of heart disease and cancer, when compared with a vegetarian diet.”

Plant-based diet: A plant-based diet or a plant-rich diet is a diet consisting mostly or entirely of plant-based foods. Plant-based foods are foods derived from plants with no animal-source foods or artificial ingredients. While a plant-based diet avoids or has limited animal products, it is not necessarily vegan.

Meat based diet:

Meat is a complete, high-quality protein containing all of the essential amino acids your body needs for optimal health.


Meat provides more protein per serving (25 grams per 3 ounces) than dairy (8 grams per cup), eggs (6 grams each), legumes (12 grams per ¾ cup), vegetables or nuts (2 to 5 grams per serving).
4 0
2 years ago
A brown-eyed man whose father was brown-eyed and whose mother was blue-eyed, married a blue-eyed woman whose father and mother w
skelet666 [1.2K]
Answer:
it’s more likely due the brown alele is dominant.

But it depends on the genotype, because she can be a carrier of the blue gene. In the simplest models of eye color, there are two genes involed (this is a simplified model).

Gene 1 there are two possibilities brown or blue. The brown version of the gene 1 is dominant over the blue one. Dominant means is if a least 1 of your copies is brown. then you will have brown eyes.

Gene 2. there are two possibilities, green or blue. Green is dominant over blue,

5 0
2 years ago
Isolating all of the RNA out of an organism, subjecting it to reverse transcriptase, and then cloning all of the resulting DNA i
Lisa [10]

Answer:

The answer is C.

Explanation:

The example process given in the question is describing the creating of a cDNA Library. cDNA or Complimentary DNA is copy of the DNA that is taken from a messenger RNA (mRNA), which is what is done with the reverse transcriptase. And the process described as cloning the resulting DNA into plasmids is the part where the library is created. The resulting DNA is put into host organisms and stored there for further investigation or use.

I hope this answer helps.

4 0
3 years ago
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