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iren [92.7K]
3 years ago
9

A protein channel is a transport protein that

Biology
1 answer:
Alexxandr [17]3 years ago
8 0
Let's different molecules in if they cannot cross the membrane himself.
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Igneous rocks that contain many dark silicate minerals, and that also are rich in magnesium and iron, have a composition that is
Fiesta28 [93]

Answer:

basaltic composition

Explanation:

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4 years ago
Imagine that you discover a carnivorous deep-sea fish that cannot utilize the carbon in carbonic acid, or any other inorganic mo
tekilochka [14]

Answer:

quimioautotrophic  or quimiosynthetic

Explanation:

These kind of living things are not going to use sunlight, also can use organic substances as reactants like carbon dioxide to produce their own energy products. This process in which it is used the inorganic compounds, it is called chimiosynthesis.

All these living things, live in deep places, like in this example. And they have different metabolic ways to obtain food.

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3 years ago
A person who has high self-esteem:
AleksAgata [21]

Answer:

i would say the most realistic answer is, d. you can have a high self esteem and not be narcissistic.

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3 years ago
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A baby is assessed at one minute after birth according to the apgar scale. three of the five vital signs are good, but the baby
sesenic [268]
The APGAR scoring is done right after the baby's birth to evaluate a newborn's condition and if needed for immediate care. If the baby is weak, inactive and grimaces. The medical team should be concerned on checking and managing the baby's pulse rate which is the measurement of heart beats per minute. For newborns, normal pulse rate ranges from 120-160 beats per minute. Another vital sign to check on the baby is pain. It is considered the fifth vital sign which is regarded as a symptom of an underlying condition and may be associated with possible or actual tissue damage.
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3 years ago
Which of the following statements about natural selection is true?A. Natural selection is a process whereby genes are selected r
AlekseyPX

Answer:

C. Natural selection favors individuals that reproduce more than others.

Explanation:

Genetic variations present in the population are acted upon by natural selection. The organisms that have the adaptive traits which in turn make them able to survive and reproduce more than the other individuals are favored by natural selection.

Over generations, natural selection leads to the evolution of a new population with an increased frequency of the gene responsible for the selected adaptive trait.  

For example, the bacteria with antibiotic resistance were favored by natural selection as they can survive and produce more progeny in the presence of antibiotics than the bacteria lacking the gene for antibiotic resistance.  

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3 years ago
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