True or false: The plasma membrane is a fluid structure in which phospholipids and proteins are able to move laterally within the membrane.

Answers

Answer 1

Answer:

below

Explanation:

True.

Membrane Fluidity: The plasma membrane is a fluid combination of phospholipids, cholesterol, and proteins. Carbohydrates attached to lipids (glycolipids) and to proteins (glycoproteins) extend from the outward-facing surface of the membrane.


Related Questions

what is the genotype of parent 2?

Answers

Answer:

Scientists use the term genotype to refer to the combination of mother and father genes in the person's make up. AA, AO and OO are the 3 genotypes that may result from the mating of the parents in the example above. Scientists use the term phenotype to refer to what gene is actually expressed

True/False. Multiple polypeptides joined together represents the tertiary level of protein organization.

Answers

It is TRUE that multiple polypeptides joined together represents the tertiary level of protein organization.

1. Name two biological processes that require cell division
2. Describe the relationship between the following terms: Chromosome, DNA and gene.
3. Why do you think it’s important that the DNA is copied before a cell divides?

Answers

Answer:

1.) Mitosis and Meiosis

In mitosis, a somatic cell divides in order to create two identical daughter cells. In meiosis, a germline cell divides twice to create four gametes.

2.) A chromosome consists of two sister chromatids, each made up of tightly wound DNA. On these DNA strands are genes, which are specific sequences of nucleotides.

3.) It is important that the DNA is fully copied before the cell divides because cells always need DNA. If the DNA is not copied, one of the new daughters cells would not contain any DNA. Without DNA, the cell will no longer have the instructions necessary to perform its normal functioning.

MY GOD HURRY UP PLEASE I BEEN WAITING ALL DAY FOR HELP!


Do it like this! ANSWER ALL 5


Question 1 answer


Question 2 answer


Question 3 answer


Question 4 answer


Question 6 answer

Answers

Answer:

Question 1 answer

Plate tectonic began in 1915 when Alfred Wegener proposed his theory which was continental drift. Usually scientists use waves to study the difference of the layers of earth. They use seismic waves. seismic waves are generated by earthquakes or nuclear-test explosions.

Those 3 pieces would be the fit of the continents, paleoclimate indicators, and geologic features. The rock formations of eastern North America, Northwestern Africa and Western Europe were found later to have a common origin. They were found to overlap.

Question 2 answer

Location 1: The ocean waves atlantic

Location 2: Platforms

Location 3: Sea stacks pacific

Question 3 answer

(This is in the ss)

I dont know the other ones sorry

Periods between ice ages are:



A) interglacial periods



B)solar intensity periods



C)due to earth's orbital changes



D)all of the above

Answers

Question

Periods between ice ages are:

✒ Answer

A) interglacial periods

The Ice Ages began 2.4 million years ago and lasted until 11,500 years ago. During this time, the earth’s climate repeatedly changed between very cold periods, during which glaciers covered large parts of the world (see map below), and very warm periods during which many of the glaciers melted. The cold periods are called glacials (ice covering) and the warm periods are called interglacials

In a cattle breed, dark red color is incompletely dominant to white. The hybrid condition is roan in color.

What is the % chance of having a dark red calf if two roan cattle are bred?

Answers

Answer:

There would be a 60% since the dark red color is incompletely dominant, that would contrast different with the white breed. Having a dark red calf is possible but there can also be in the mid low percentanges.

What is one situation in which population density could have a negative impact on the production of offspring?

Answers

Answer:

Population growth decreases as the population density increases.

Explanation:

This may be true for non-human populations but our species has developed the ability to modify the environment to sustain a huge population size.

Population growth decreases as the population density increases.  If the individuals of a population are less and spaced widely apart, it may seldom encounter one another, making reproduction rare.

What is population density?

Population density can be defined as the average number of people reside in a given area and it is calculated by dividing the total number of people in a certain area by the size of the area.

The measurement of population density is normally represented as the number of people per square kilometer, several physical factors like space constraints, land topography, resources, and climate can affect population density.

Other Human factors like politics, lifestyle, and economics can affect population density; Extreme climate means too cold, hot, wet or dry, too high and too steep, Infertile land

Learn more about population density, here:

https://brainly.com/question/1581160

#SPJ2

Alleles for the A and B blood cell antigens are codominant. The condition
where no antigens are present on the blood cells (type O blood) is a
recessive trait. Which set of parents can most likely produce a child with
type O blood?
Blood Type
Gone
Can Race
Blood From
A
А
AA
AD
A or o
AM
B
30
BO
Boro
AB
AB
A,B,
AB, O
o
8
00
o

HELPPPP

Answers

Answer:

can you be more specific

Which level of producers or consumes would be MOST affected by trace amounts of pesticides, like DDT, that run off into lakes, streams and ponds

Answers

The secondary level of consumers will be affected trace amounts of pesticides, like DDT, that run off into lakes, streams and ponds.

What are Producers

Producers are mainly plants that undergo photosynthesis to produce carbohydrates and oxygen.

Consumers

Consumers are herbivores or canivores or omnivores that feed on primary producers like plans and others.

Consumers can be primary which feed on plants examples are goats.Secondary consumer are canivores that feed on meat of other animals, they feed on primary consumer.Tertiary consumers feed on both plants and meat of other plants.

Therefore, The secondary level of consumers such as fish will be affected trace amounts of pesticides, like DDT, that run off into lakes, streams and ponds because they live in water and their food is in water. Once the substances are in their water, it will become toxic and can lead to their deaths.

Learn more about producers and consumers from the link below.

httos://brainly.com/question/995103

What is happening to the DNA molecule in the figure?(Explain the first step in DNA replication)

Answers

The hydrogen bonds are breaking and the DNA is separating into two

Why is a plant classified as an autotroph

Answers

Answer:

because of how it lives

Explanation:

From what does oil form?

A.) terrestrial plants
B.) dinosaurs
C.) lava or magma
D.) marine organisms

Answers

Answer:

A i believe

Explanation:

Answer:

D.

Explanation: Oil formed from the remains of marine plants and animals that lived millions of years ago, even before the dinosaurs.


6. Which of the diagrams above BEST illustrates equilibrium?
a.A
b.B
c. C
d. D

Answers

D.

Equilibrium is a state of rest or balance due to the equal action of opposing forces. So I’m assuming it’s D because there is an equal number on the outside as inside.

See image please :)
please help me love you thanks

Answers

Answer:

E.

Explanation:

How to tell if a pedigree is dominant or recessive?.

Answers

Answer:

If the trait is dominant, one of the parents must have the trait. Dominant traits will not skip a generation. If the trait is recessive, neither parent is required to have the trait since they can be heterozygous.

Explanation:

EPA scientists performed an experiment where coal was
burned in different chambers at varying temperatures to see
how temperature impacts the amount of NO, produced by
coal combustion.

Explain how the results of the study would be expected to
change if the same experiment were repeated with natural
gas.

Answers

The results of the study would be expected to change if the same experiment were repeated with natural gas in the area of a decrease in the reaction time.

What is Reaction time?

This is the time frame between when a stimulus and a response or total time taken for a reaction to occur.

Natural gas produces steady amount of heat with a higher temperature which leads to a decrease in reaction time.

Read more about Reaction time here https://brainly.com/question/1114291

what are two parts found in plant cells that are not in animal cells

Answers

Answer:

The two parts that found in plant cells that are not in animal cells:

Cell WallChloroplast

Explanation:

Label the parts of the cell!

Answers

Ans.F.

Ex. because its come from the red thingy

Looks like a plant cell, so…
A- Chloroplast
B- Large Central Vacuole
C- Mitochondrion
D- Cellulose Cell Wall
E- Cell membrane
F- Nucleus (I assume)
G- hard to see, but looks like endoplasmic reticulum, don’t know if it’s smooth or rough, hard to determine
H- Ribosome
I- Golgi body/ complex

Use the diagram to answer the following questions:

In which phase above do sister chromatids line up at the middle of the cell?

is it b or f?

Answers

Answer:

f i think

Explanation:

draw a labeled diagram of the brain​

Answers

I hope this is what you mean! =]

You built this tree using only dna information. Why was examining dna better than considering physical traits?.

Answers

DNA is better than considering physical characteristics, because physical characteristics can be confusing and impersonal, since DNA is a unique code, capable of discovering ancestry without error.

What is abridged DNA?

DNA (deoxyribonucleic acid) is a nucleic acid that contains all the genetic information of an individual. DNA  is a type of nucleic acid that plays a fundamental role in heredity, being considered the carrier of the genetic message.

With this information, we can conclude that DNA is better than considering physical characteristics, as physical characteristics can be confusing and impersonal, since DNA is a unique code, capable of discovering ancestry without error.

Learn more about DNA in brainly.com/question/264225

Answer:

D. all of the above

Please help in science!! Need answer asap!! With clear explanation please!!

Answers

The consumer is the bird because it is getting its energy by eating the fruit from the bush.

What are some factors that could positively affect respiratory volumes and capacities?.

Answers

Answer:

health

Explanation:

positivity, I guess good health let's more air in and out Proberly

The steps of the scientific method are listed below. Check the box next to each step of the scientific
method that you think communication plays an important role in.
Ask a question based on observation and research.
Form a hypothesis.
Make a prediction.
Perform an experiment.
Analyze results and draw conclusions.
Accept or reject the hypothesis.
Record and communicate results.

Answers

Answer:

It's the first one, never is ask a question first. hypothesis is first.

Explanation:

Answer:

A,E,G

Explanation:

The use of computer science to analyze biological data, such as DNA sequence comparison data, is known as ________.

Answers

known as bioinformatics

Answer to 20…………………..

Answers

The Cell had no cell wall.

Which of these statements are true of DNA replication during the cell cycle?

Answers

Answer:

Explanation:

The statements that are true with respect to DNA replication are:

A. DNA replication is semiconservative.

D. The cell leaves S phase with two copies of each of its chromosomes.

DNA replication can be defined as a semiconservative biological process, through which two (2) identical replicas of deoxyribonucleic acid (DNA) molecules are produced from an original deoxyribonucleic acid (DNA) molecule, especially during cellular division.

Hence, DNA replication is a semiconservative biological process which involves the duplication of a double-stranded DNA to produce two (2) identical deoxyribonucleic acid (DNA) molecules i.e one (1) original and one (1) new strand.

We can deduce the following points from the above:

   DNA replication is a semiconservative biological process.

   During the S phase, the cell leaves with two (2) identical replicas of deoxyribonucleic acid (DNA) molecules i.e two (2) copies of each of its chromosomes.

but you didn't state your statements so I can't really tell what statements you had.

Describe the function of the stomata in a plant. Question 5 options:
Produces sugar
Lets gasses and water vapor pass in and out of a plant
Captures sunlight
Produces energy

Answers

Answer:

It would be B. lets gasses and water vapor pass in and out of a plant.

Explanation:

Stomata are typically found in plant leaves but can also be found in some stems.

What is photosynthesis? where does it take place in a plant and what products are produced as a result?

please help me with this question

Answers

Answer:

Photosynthesis is when a plant makes food for itself and releases oxygen.

Explanation:

Photosynthesis takes place in the chloroplast of a plant cell, the plant absorbs the light from the sun, takes in carbon dioxide (CO2), and absorbs water from either water on the leaves, or ground water soaked up by plant roots. The light, water, and carbon dioxide get turned into glucose (plant sugar) and oxygen. For humans, they take in sugar and oxygen, and using cellular respiration, they turn the oxygen and sugar into carbon dioxide.

"Does Exercise Increases Cellular Respiration?"
What do you think and why?

Answers

Answer:

yes

Explanation:

The reason why exercise increase cellular respiration is that when you do exercise daily it tend to make you release all the respiration in you that is bad

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