help with my biology

Help With My Biology

Answers

Answer 1
for metaphase it’s the second one
Answer 2
1. The cell prepares for mitosis.
2. chromosomes line up in the middle of the cell

Related Questions

Which statement best describes the role of tRNA in protein synthesis?
PLEASE HELPP :((((

Answers

The statement that best describes the role of tRNA in protein synthesis is copying the genetic code from the DNA molecule and carrying it to the ribosomes.

What do you mean by Protein synthesis?

Protein synthesis may be defined as a process through which various proteins are produced in order to stimulate cellular processes.

tRNA helps in analyzing an mRNA sequence into a protein. It functions at different sites in the ribosomes at the time of translation. It is an adaptor molecule.

Therefore, the statement that best describes the role of tRNA in protein synthesis is copying the genetic code from the DNA molecule and carrying it to the ribosomes.

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If an individual inherits a D from mom and d from dad how do we classify this individual

Answers

Answer:

Well, depending on which is dominant in this case moms allele is dominant this individual would be heterozygous, or Dd.

If you’re looking at tissue samples, how can you determine if there is cancer? What are some visual differences?

Answers

Answer:

you just eat the tissues

Explanation: eating tissues is a delicacy passed on for generations

Various tissues and organs look different from each other under a microscope. This is because they are formed by different cell types and because the cells are arranged differently. Even more importantly, diseases like cancer change the usual appearance of each type of tissue or organ.

Which of these kingdoms are NOT eukaryotic
a. Protista
b. Fungi
c.Animalia
d. Archaeabacteria

Answers

Answer:

Answer is Archaebacteria

Explanation:

Help please ASAP!!!

If the father is colorblind,why all the sons are normal? Construct a Punnett square.

Answers

I think that then the mother would carry the dominant trait which is normal eyesight
I drew it for you just in case this helps :))

what is meant by heridity? ​

Answers

Answer:

Heredity, also called inheritance or biological inheritance, is the passing on of traits from parents to their offspring; either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents

Which of the following is an acquired trait in humans?
Eye color
Hair color
Blood type
Table manners

Answers

Option 4 Table manners

Lois and Lang are in a heated discussion over the effectiveness of psychotherapy. Lois maintains that psychotherapy works for most people. Lang argues that it doesn't work for everyone. Who is correct?

Answers

Answer:

The correct answer is - both Lois and Lang are correct.

Explanation:

Psychotherapy is a term used for the treatment of the mental problems of an individual by discussing and talking to a psychiatrist or psychologist. In this treatment, patients learn about their problems and issues such as mood swings, depression, anxiety, behaviors, and feeling.

It is an effective treatment for most psychology patients and people with mental issues, however, it is not effective for everyone it has its own limitation. Thus, the correct answer would be both Lois and Lang are correct.

True or false? Do most dead organisms become fossils?

Answers

Only a tiny percentage of organisms becomes fossils. Soft-bodied organisms are the least likely to become fossils. Quick burial is almost always essential for remains to become fossils.

Hope this helps :)

Which would be the best example of migration?

Answers

Answer:

Choosing to move because of a new jobs

Explanation:

What three processes can a rock change from one rock to another?

Answers

Answer:

crystallization, erosion and sedimentation, and metamorphism.

Byron is observing organisms that are living in a patch of soil. He makes the following claim.
"I have observed 40 individual organisms. They are classified into 3 species, 1 phylum, and 2 kingdoms."
Which is the most accurate evaluation of Byron's statement?
A. The statement could be accurate because Byron organized the taxa correctly.
В.The statement cannot be accurate because 40 is much greater than 3 + 1 + 2.
C. The statement cannot be accurate because one phylum must be grouped into one kingdom.
D. The statement cannot be accurate because 3 species must be grouped into 3 phyla.

Answers

Answer:

The correct answer is - option C.

Explanation:

In this statement, he explained that there are 40 organisms that are comprised in the 3 species,1 phylum, and 2 kingdoms. It is not accurate as one phylum can not be placed in two distinct kingdoms.

A single phylum can have more than one species and one species also have hundreds and thousands of organisms. The phylum is lower taxa than the kingdom in taxanomy.


When you only grow enough food
to support your family, it is
known as

Answers

Answer:

subsistence farming

Explanation:

subsistence farming. agriculture that produces just enough to feed the farmer's family with little left over to sell.

What do the phase changes (condensation, evaporation, crystallization) in the water cycle have in common?

Answers

They involve the transfer of energy from the changes in state

Change in thermal energy from the Sun is the common factor during the phase changes ( condensation, evaporation, crystallization) in the water cycle.

What is Water Cycle ?

Water cycle is the continuous movement of water between Earth and atmosphere. It is also known as Hydrological cycle. Water Cycle occurs in three phases i.e. Solid , Liquid and Gas. This cycle never stops, it doesn't have a beginning or an end. It's like a big circle.

Liquid water evaporates into water vapour which condense to form cloud and precipitates back to earth in the form of rain or snow. It is a simple circular cycle of evaporation, condensation and precipitation.

Water vapour is the primary form of atmospheric moisture. Its storage is small, water vapour is extremely important in forming the moisture supply for dew, frost, fog,etc.

There are Five parts of the water cycle. They are

1. Evaporation

2. Transpiration

3. Condensation

4. Precipitation

5. Runoff.

Thus, change in thermal energy from the Sun is the common factor during the phase changes ( condensation, evaporation, crystallization) in the water cycle.

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About how long does it take Earth to complete one revolution around the Sun?

1 year
14 days
24 hours
27.3 days

Pwease help I’m timed =)

Answers

Answer:

365 days so 1 whole year

Explanation:

i,m correct promise

i'm a genius when it comes to science

can i have a brainlist pwease

what does photosynthesis mean? pls give definition in ur own words.

Answers

Answer:

the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.

Explanation:

The graph shows the changing levels of hormones during menstruation and ovulation. What happens to hormone levels during ovulation, and why is this important?

Answers

Answer:

The estrogen level decreases during the ovulatory phase, and the progesterone level starts to increase. And it is important, because hormones that are being releazed stimulates the egg to move from the fallopian tube, which then leads to menstruation.

Explanation:

The ovulatory phase begins with a surge in luteinizing hormone and follicle-stimulating hormone levels. Luteinizing hormone stimulates egg release (ovulation), which usually occurs 16 to 32 hours after the surge begins.

Answer:

Hormone levels generally decrease.

Explanation:

Some students investigated the effect of light intensity on the rate of photosynthesis.
They used the apparatus shown in Figure 1.

Figure 1
The students:
- placed the lamp 10 cm from the pondweed
- counted the number of bubbles of gas released from the pondweed in 1 minute
- repeated this for different distances between the lamp and the pondweed.
The lamp gives out heat as well as light.


What could the students do to make sure that heat from the lamp did not affect the rate of photosynthesis?

Answers

The effect of light intensity on the photosynthesis rate using an aquatic organism. The effect of light intensity on photosynthesis can be investigated in water plants. Use Cabomba or Elodea, which are sold in aquarium shops. The plants will release bubbles of oxygen – a product of photosynthesis

The student can do a couple of things to make sure that the heat from the lamp did not affect the rate of photosynthesis. These include:

Using a heat screen that light can pass through easily.Using Light Emission Diode in the place of the bulb.Using low energy bulb that will generate very little to no heat.Adding a water bath will ensure that the heat is absorbed by the water in the bath instead of heating the water in the test tube directly.

Using any of the above will greatly minimize or totally eliminate the heat that will get to the plant and hence, will have no effect on the rate of photosynthesis.

More on the rate of photosynthesis can be found here: https://brainly.com/question/13201447

please can i get some help (; <33

Answers

Answer:

It should be Carbon Cycle!

Explanation:

The other answers aren't involved with carbon. Hope this helps.

The person above me should be right if not then I have no idea .

If you breathed in a lot of chlorine at the pool, which of your cells would be affected? If an embryo were exposed to chlorine, which of his cells would be affected?​

Answers

Answer:

I HATE KEYONNN\

Explanation:

If a lot of chlorine is breathed in, then it would harm the lungs' cells, especially the cells of the airways, the pseudostratified epithelial cells. It harms the different organs of developing embryos as it depends on the mother.

What is breathing?

Breathing is the process of taking the oxygen inside the lungs from the atmosphere and releasing the carbon dioxide into the atmosphere. If a large amount of chlorine is taken, it will affect the cells in the airways.

Long-term inhalation of such gases causes lung problems such as acute lung disorder, asthma, pulmonary pneumonia, and so on. If such a condition arises, then it would be very difficult to provide proper oxygen to the body, and many other cellular activities would be affected.

In the case of developing embryos, it depends on the maternal supply. If the maternal blood is toxicated with chlorine, then it will supply the baby, and the developing baby organs will be affected. There are many disorders such as improper development of the brain, lungs, bones, etc. It will affect the embryo's cognitive capacity too.

Hence, a lot of chlorine affects the lungs the most when breathed.

To learn more about breathing, refer here.

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ASAPPP PLEASE HELP I HAVE 5 MINUTES LEFT !!!

Answers

Answer:

Nucleus, Chromosomes,  Bases, gene

Explanation:

Answer:

bases

nucleus

chromosomes

genes

Explanation:

Que relação existe entre a concentração de iões K+ no interior das células guardas e a abertura dos estomas?

Answers

Answer:

Los iones K + tienen un gran efecto en la apertura de los estomas.

Explicación:

Existe una gran relación entre la concentración de iones K + dentro de las células de guarda y la apertura de los estomas porque la concentración de iones de K + aumenta la concentración osmótica dentro de la guarda. El agua entra en las células de guarda por endosmosis, lo que aumenta la turgencia. La presión de turgencia de las células protectoras aumenta debido a esta endosmosis y las células protectoras permiten que los estomas se abran, por lo que podemos decir que los iones K + tienen un gran efecto sobre la apertura de los estomas.

3. Circle the letter of the substance produced by the mint plant in Joseph Priestley's experiment.
a. carbon dioxide
b. water
C. air
d. oxygen

Answers

I think the correct answer is B try it

Pick any animal of your choice and describe how it participates in a food chain. You will list producers, 1 herbivore consumer and you consumer

Answers

Answer:

Rabbit

Explanation:

the producers in this food chain are grass and other plants, herbivore would be the rabbit, and a snake would be a consumer.

Explain energy flow from producer to consumer.

Answers

Answer:

Energy is passed between organisms through the food chain. Food chains start with producers. They are eaten by primary consumers which are in turn eaten by secondary consumers.

Explanation:

4. When the difference in the electronegativity of 2 elements is small,
the electrons in the resulting bond will be:
Transferred
Shared

Answers

Answer:

When the diffrence is small like between Oxygen and Carbon the electrons will be shared. When it is large like in Na and Cl the Cl will steal one electron.

Explanation:

Individual cells do not need to maintain homeostasis. True
False

Answers

Answer:

False

Explanation:

False False False False

helppppppp imma get a F

Answers

Answer:

1. Hot water: Gas,  Ice cube: Solid

2. (I can't answer this one, I didn't do the activity)

3. Some parts of the world may never see naturally occurring solid water (ice), this probably due to a tropical/desert climate.

Describe the main three polysaccharides and their functions

Answers

Answer:

starch is the surplus unit for the glucose made in photosynthesis

cellulose is found in plant walls

then glycogen is the surplus unit used by animals to store glucose

Explanation:

Pls help me for the question (c), i don't even know how to calculate...​

Answers

Answer:

Please I think you will add the calorific value to know the total =20.92kJ/g

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