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Paladinen [302]
3 years ago
12

The Na+/K+ ATPase pump is an example of active transport, which requires energy to move substances from a higher concentration t

o a lower concentration.

Biology
1 answer:
Afina-wow [57]3 years ago
7 0

Answer:

False

Explanation:

Active transport is one of the two major kinds of transport (the other being passive transport). Active transport involves moving substances against their concentration gradient i.e. from where they are low in concentration to where they are high in concentration. Hence, energy input in form of ATP is required by the cell to make this occur.

As stated in this question, the Na+/K+ (sodium-pottasium) ATPase pump is an example of active transport, which requires energy to move sodium ions. However, in active transport, substances are moved from a lower concentration to a higher concentration and not otherwise as depicted in this question, hence, it is FALSE.

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What is a naturally occurring solid combination of one or more minerals or organic matter
kipiarov [429]

They are formed naturally, not organic, solid with a definite volume and shape, have a unique composition, and the atoms are arranged in a pattern called a crystal structure. They are naturally occurring solid, they are made up of a mixture of minerals, smaller rock fragments, organic matter, or glass.

8 0
3 years ago
Read 2 more answers
A fruit fly population has a gene with two alleles, A1 and A2. Tests show that 70% of the gametes produced in the population con
IceJOKER [234]

Answer:

Option C

Explanation:

Given ,

A1 allele is carried by 70 % people

Let us assume A1 s dominant genotype

This means p= \frac{70}{100} = 0.7

Thus, frequency of allele in the given population is 0.7

It is also given that the population is in Hardy-Weinberg equilibrium thus

p+q=1\\0.7+q=1\\q = 1-0.7\\q= 0.3

Frequency of fruit fly with genotype A2A2 will be

q^2\\= (0.3)^2\\= 0.09

As per Hardy-Weinberg's second equation of equilibrium

p^{2} + q^{2} + 2pq = 1\\0.49+0.09+2pq = 1\\2pq = 1-0.49-0.09\\2pq= 0.42

Hence, option C is correct

7 0
3 years ago
Deficiencies of carnitine, carnitine acyltransferases, or carnitine/acylcarnitine translocase affect the metabolism of long‑chai
vovikov84 [41]

Answer:

CPT-1 deficiency can cause:

Symptoms of low blood sugar (hypoglycemia)

Liver problems, such as an enlarged organ

Damage to the nervous system, caused by liver (liver) problems

Coma and sudden death

Heart failure

CPT-2 deficiency can affect each person differently, depending on how well the CPT-2 protein is working. Symptoms can be mild to severe. For certain periods, people with this deficiency may not have any symptoms. Very serious forms can affect newborns or babies. These are rarer.

The myopathic form of CPT2 deficiency causes milder symptoms. It does not cause heart or liver problems. People with this form generally have a normal life expectancy. Symptoms can start at any time up to age 60. They can appear if you skip meals, exercise a lot, or get sick. Symptoms may include:

Symptoms of low blood sugar (hypoglycemia)

Temporary muscle pain

Muscle damage

Muscular weakness

Dark urine

So, it can be said that the myopathic form is the least severe and is characterized by recurrent episodes of rhabdomyolysis, muscle pain and weakness triggered by prolonged physical exercise, fasting, viral illness or extreme temperatures. The severe infantile form is characterized by severe intolerance to fasting, leading to metabolic disorders such as hypoketotic hypoglycemia and hepatic encephalopathy. The neonatal lethal form presents with symptoms of the infantile form as well as dysmorphic manifestations (eg, cystic renal dysplasia).

Explanation:

Carnitine palmitoyltransferase (CPT) deficiency is a rare condition that causes muscle weakness and other symptoms. It occurs due to a problem with one or two enzymes, CPT1 or CPT2.

4 0
3 years ago
A) ATP<br><br> B) DNA<br><br> C) a hormone<br><br> D) an antibody
lozanna [386]

I believe its DNA? The organism Qcan't get rid of it's DNA unlike other things such as antibodies


That's just what I think, sorry if its wrong

6 0
3 years ago
Within a given species, which two types of cells have the equivalent amounts of dna?
kiruha [24]
The original question has a set of choices. This is within the context of cell division. The choices are:

A. A cell in G1 of interphase and a cell in G2 of interphase
B. A cell in G1 of interphase and a cell immediately after the completion of meiosis II
C. A cell in G1 of interphase and a cell in metaphase II of meiosis
D. A cell in G2 of interphase and a cell in metaphase II of meiosis
<span>E. None of the above.
</span>
The correct answer is C. A cell in G1 is diploid and the cell in meiosis II is haploid but the amount of DNA still equivalent as each chromosome in the haploid cell consists of two chromatids. G2 cells already had been through the S phase therefore the genetic material is already doubled. A cell immediately after meiosis II has half the genetic material.
6 0
3 years ago
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