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svet-max [94.6K]
2 years ago
11

From what source can plants, algae, and some bacteria harness their energy? sunlight water the soil the air

Biology
2 answers:
WARRIOR [948]2 years ago
8 0
The answer u r looking for is the sun 
i hope this helps ;D
zhuklara [117]2 years ago
4 0
the answer to your question is the Sun. hope i helped
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In a dihybrid cross involving two autosomal traits on different chromosomes in which the parents are purebred for the opposite f
Simora [160]

Answer:

The question lacks options, the options are:

A) 1 out of 16

B) 3 out of 16

C) 6 out of 16

D) 9 out of 16

The answer is 1 out of 16

Explanation:

This is a DIHYBRID cross because it involves two different genes coding for distinct traits. One of the traits will be dominant while the other recessive. Hence, parents that are purebred for opposite forms of the trait means that one parent is homozygous dominant while the other is homozygous recessive. When these two parents cross, they produce F1 offsprings that all possess the dominant trait but heterozygous/hybrids.

When these hybrids are self-crossed, they produce four different combinations of gametes which when crossed using a punnet square will result in F2 offsprings with a 9:3:3:1 phenotypic ratio according to Mendel's observation.

9 represents offsprings that are dominant for both traits

The two 3's represents offsprings that are recessive for one trait and dominant for the other respectively.

1 represents offsprings that are homozygous recessive for both traits.

Hence, 1 out of 16 offsprings will be homozygous recessive for both traits.

4 0
3 years ago
Help ASAP PLEASE PLEASE PLEASE PLEASE
disa [49]

Answer:

Explanation:

Ok so it will be the first one but it migt be the second on for the simple fact that they both use CO2 and O2

I might be wrong because i am working on that to in my Bio class

3 0
3 years ago
Hey any body want to pad let im soo bored<br><br> boys or girls i d c
gregori [183]

Answer: Same

Explanation:

8 0
2 years ago
Read 2 more answers
Why must most antibiotics be given some time to take effect on a disease-causing population of bacteria?
Eva8 [605]
The correct answer is d. "Regeneration" means "forming new cells," and signifies that the disease-causing bacteria cells are multiplying. When there are more of these cells, there is a higher chance for antibiotic resistance (making it take longer for the antibiotics to work). Once there is a smaller concentration of these bacterial cells, the antibiotics become more effective. 
8 0
3 years ago
Read 2 more answers
Ms. S, a 78-year-old black female, is brought to the emergency room by her son who reports that she has been vomiting violently
lawyer [7]

Answer:

1. Severe dehydration

2. Investigations required will include serum urea, electrolytes and creatinine (U/E/Cr), full blood count and differentials, urinalysis, urine microscopy, culture and sensitivity, renal ultrasound, random blood glucose.

3. Deranged U/E/Cr that is urea, creatinine and sodium are elevated which indicate kidney injury. There is proteinuria, haematuria, positive nitrate and leucouria points towards UTI. The WBC is high which indicate infection.

5. She is likely to have prerenal AKI

6. The concern is that she is not regular on her antihypertensive medication, and hypertension can cause renal impairment ( hypertensive nephropathy). There is need for dialysis if there is markedly elevated E/U/Cr or renal impairment was very severe.

Explanation:

Acute kidney injury is when there is sudden and often reversible loss of renal function which develops over days or weeks and is usually accompanied by a reduction in urine output.

There are many causes of AKI, which are classified as prerenal, renal and post renal. In prerenal AKI, the kidneys gets damaged as a result of hypoperfusion leading to acute tubular necrsosis. Common examples are severe dehydration( like in this patient from vomiting), cardiac failure, sepsis, blood loss etc. Renal AKI is usually cause by direct insult to the kidneys which can result from drugs, toxins, inflammatory conditions etc. Post renal AKI occurs when there is obstruction to urine flow at any point from the tubule to the urethra e.g in BPH, stones, strictures etc.

In Prerenal AKI, it leads to acute tubular necrosis. Histologically, the kidney show inflammatory changes, focal breaks in the tubular basement membrane and interstitial oedema.

Chronic kidney disease(CKD) refers to an irreversible deterioration in renal function which develops over a period of years.initially, it is manifestation only as biochemical abnormality but eventually, loss of the excretory, metabolic and endocrine functions of the kidneys leads to clinical symptoms and signs of renal failure.

7 0
3 years ago
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