BIOLOGY HIGH SCHOOL

What basic ring structure is common to all steroids?

Answers

Answer 1
Answer: the basic ring structure that is common to all steroids is the four ring structure. the steroid is a type of lipid that contains four rings of carbon atoms. these four ring structure is they are derived to a polycyclic four ring. The four ring of the steroid is arranged in a very specific molecular configuration.

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Events that damage the cell's regulatory apparatus, trapping it in the G1 phase of the cell cycle, cause the uncontrolled division of cells called
What is the connection between these four pictures? Need helppppA. They consist mainly of new matterB. They use energy from plants C. They contain the same amount of energy D. They may have shared the same mater
Your grandmother unfortunately had a stroke over the weekend. You take her to the doctor, and the doctor says that despite some memory loss, her nondeclarative memory will be fine.With what form of memory will your grandmother likely NOT have any deficits?a. Picture memoryb. Memory for factsc. Memory for skillsd. None of the above
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In _____, one allele is dominant to a recessive allele.incomplete dominance simple dominance codominance pleiotrophy

A study showed that the mortality risk for human babies goes up as birth weight decreases below the average. Another study shows an increase in mortality risk as birth weight increases above the average. What can be said about human birth weight?It is not a trait, and therefore it is not affected by natural selection.
It is a trait, but is not affected by natural selection.
It is a trait that is shaped by stabilizing selection.

Answers

It is a trait that is shaped by stabilizing selection.
Hope that helped you.

A student makes the statement to a colleague, "Blood plasma is essentially just a carrier for the formed cells like red blood cells and white blood cells." What would be the most accurate response to this statement?

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Answer:

Plasma plays an essential role of transporting nutrients and waste.

Explanation:

The largest constituent of the blood that comprises 55 percent of its entire constituents is the plasma. It is a light yellow liquid, which along with water transports enzymes and salts to different parts of the body. Plasma primarily plays an essential role in transporting hormones, nutrients, and proteins to different body parts.  

Apart from this, plasma also carries waste materials withdrawn from the cells and discharges it out of the body.  

WHAT IS THE cell membrane gateway system is specifically called the

Answers

The cell membrane gateway system you are looking for is called Sodium Potassium Pump.

A stable pond ecosystem would not contain

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more consumers than producers

Which of the following would not be considered evidence that supports the modern theory of evolution?a. The embryonic structures of many organisms appear similar and they share characteristics like gills and tails during early development.
b. Fossils are discovered that show gradual changes in the physical characteristics of a species over time.
c. Analogous structures, like bird and bat wings, show us that these organisms inherited wings from a recent common ancestor.
d. DNA of organisms that are theorized to be closely related often shares a lot of similarities.

Answers

Answer:

a

Explanation:

Each month, the moon starts as a new moon and slowly becomes more visible, appearing larger with time. What is this process called?

Answers

These things are called the moon phases, or the moon cycle. Many phases of the moon include the waning gibbous, and the waning crescent 
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You have a plant with yellow seeds, which express a dominant phenotype. How would you determine the plant's genotype? Conduct a Punnett square with a purebred recessive plant. Conduct a test cross with a purebred recessive plant. Conduct a test cross with a purebred dominant plant. Conduct a test cross with a hybrid plant
What is a binomial nomenclature?a.a two word system for naming organisms by using the genus and speciesb.a two word system for naming organisms by using the family and genusc.a two word system for naming organisms by using the order and familyd.a two word system for naming organisms by using the domain and species