whats a simple definition for ribosomes (an animal cell)?

Answers

Answer 1
Ribosomes (/ˈraɪbəˌsoʊm, -boʊ-/) are macromolecular machines, found within all living cells, that perform biological protein synthesis (mRNA translation). Ribosomes link amino acids together in the order specified by the codons of messenger RNA (mRNA) molecules to form polypeptide chains.

Related Questions

describe how the human body maintains the carbon dioxide consetration in the blood when it rises above normal limits​

Answers

Answer:

carbonic anhydrase helps to maintain the acid-base balance in the bloodstream and is present in high concentration in erythrocytes

Explanation:

as levels of CO2 in the blood begins to rise,the body can respond through hypoventilation or hyperventilation respectively

As degrees of CO2 in the blood begin to upward push, the body can reply through hyperventilation or hypoventilation, respectively. The CO2 is sure to hemoglobin paperwork a carbamino compound. In circumstances in which the CO2 and H+ concentrations are excessive, the affinity of hemoglobin for O2 is reduced.

How does the frame adjust the quantity of carbon dioxide within the blood?

The blood consists of carbon dioxide to the lungs, where it's miles exhaled. As carbon dioxide accumulates in the blood, the pH of the blood decreases (acidity will increase). The mind regulates the quantity of carbon dioxide that is exhaled by controlling the rate and depth of respiration (airflow).

How does the frame alter blood oxygen ranges?

The carotid frame represents an international oxygen-sensing mechanism in mammals. whilst the glomus cells within the carotid frame locate hypoxia, they may be depolarized and ship signals to the respiratory centers within the medulla oblongata to boom respiration price.

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why do fungeses have so mushroom? because they are hufungus.

Answers

Answer:

The fruiting bodies of fungi grow on wood chips, shredded bark and other mulches, and the resulting mushrooms may look unsightly but are mostly harmless. Fungi help break down dead organic matter, providing nutrients for plants. The mushrooms they grow emit spores that spread the fungi to new areas.

Genes are composed of DNA and located on structures called

Answers

Answer:

DNA and histone proteins are packaged into structures called chromosomes

The common subatomic particles that make up an atom consist of protons, neutrons, and ___ .

Answers

electrons (negatively charged subatomic particles)

Inside the human body, heat is constantly
generated as a byproduct of chemical reactions.
Humans must be able to release heat to the
environment. This adaptation is necessary for
maintaining
A energy
B organization
C homeostasis
D locomotion

Answers

The Answer is

C Homeostasis

Answer:

C. Homeostasis

I need to 20 characters to submit so I'm typing randomly

Any change in the nucleotide sequence of DNA is called a?
-mutation.
-frameshift.
-O base substitution.

Answers

Answer:

mutation

Explanation:

As such, the nucleotide sequences found within it are subject to change as the result of a phenomenon called mutation.

I really don’t know how to do this

Answers

The independent, dependent and control variables in the experiments given are :

1.) Group B participant who aren't given the special juice are the control group.

2.) The Independent variables are the juice types given to the participants

3.)The dependent variable is Number of stack of paper made.

4.) since the number of stacks of paper made by group A is less than that made by group B, we conclude that the special group does not increase productivity.

5.) The experiment could be improved by having a group which are not given any type of juice to drink to serve as control.

6.) The initial observation is the presence of green slime on shower.

7.) The control group is portion of the shower being sprayed with water.

8.) The Independent variables are spray and water .

9.)Dependent variable is appearance of the green slime on the shower after treatment.

10.) It can be concluded that the coconut juice treatment is not effective.

11.) The control group is the unexposed group of mouse.

12.) The Independent variable is the exposure level of the mouse

13.) The dependent variable is the ability of mouse to push block.

14.) We cannot expressly conclude that mouse exposed to microwave are stronger as the output values are very close

15.) To improve the experiment, Bart may increase the sample size.

16.) Test subject A, sprayed with the original itching powder is the Control group.

17.) The Independent variables are the types of itching powder.

18.) The dependent variable is the itching time.

19.) Since subject B upon which the experimental itching powder is applied experienced longer itching time of 45 minutes, hence, the data supports the advertisement claim.

20.)

Lisa will require two groups of randomly selected subjects ; each group consisting of the same number of subjects.

One group, Group A will have the Rogoti treatment applied on their hair, the other group, Group B will have the usual hair treatment applied (CONTROL GROUP). The subjects are left for a particular period of time and the growth level or rate of their hair measured.

The Independent variable = hair treatment (Rogoti and the usual hair treatment)

The dependent variable = growth rate

The control group in an experimental study refers to the group of participants who aren't given the treatment.

The Independent variable are variables in an experiment which are manipulated in other to effect changes in the dependent variable.

The dependent variable are variables which are measured in an experiment. They are the variables upon which manipulation of independent variable are being measured.

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Sketch a cell with three pairs of chromosomes undergoing meiosis, and show how nondisjunction can result in the production of gametes with extra or missing chromosome.

Answers

Answer:

a

Explanation:

a

Determine the percent increase per year from 1999 to 2004

Answers

Answer:

Hey bud, I saw this was your first question. You need to attach some files to your question in order for us to see it. You can do that by using the Paperclip shaped icon on the bottom when you are making a question.

Explanation:

2.
1. Which of the following organs functions as
part of the genitourinary system to maintain
blood pressure?
A. Heart
B. Kidney
C. Urinary bladder
D. Ureter

Answers

Answer:

B. Kidney

Explanation:

The kidneys play a central role in the regulation of arterial blood pressure. A large body of experimental and physiological evidence indicates that renal control of extracellular volume and renal perfusion pressure are closely involved in maintaining the arterial circulation and blood pressure

Tamika had added young koi fish to her waterfall pond and had them for over a year until they all suddenly started dying. She talked with a neighbor, who also had koi fish that died a few years ago at a relatively young age. Which of the following could be a possible reason for why the fish died?
a) Caring for the fish is difficult, and the fish need to be talked to in order to survive any length of time.
b) Pesticides from the farm up the road made their way into the pond and poisoned the fish.
c) The contents in the fish food could not be metabolized by the koi.
d) The neighborhood cat watched the fish swim in the pond.

Answers

Answer:

B. Pesticides from the farm up the road made their way into the pond and poisoned the fish.

Explanation:

giving brainliest!!
The monomers, or small units, used in the synthesis of DNA molecules are called

disaccharides
amino acids
nitrogenous bases
nucleotides

Answers

Answer:

D. nucleotides

Explanation:

The monomers of DNA are called nucleotides. Nucleotides have three components: a base, a sugar (deoxyribose) and a phosphate residue. The four bases are adenine (A), cytosine (C), guanine (G) and thymine (T). The sugar and phosphate create a backbone down either side of the double helix.

D. Nucleotides.

Nucleotides are the name given to DNA's monomers. A backbone is formed by the sugar and phosphate down either side of the double helix.

What is the synthesis of DNA?

These nucleotide units bind together to produce DNA, which can happen naturally or artificially (in vitro) (in vivo). A nitrogenous base (cytosine, guanine, adenine, or thymine), pentose sugar (deoxyribose), and phosphate group make up a nucleotide unit.

DNA replication is the process through which new DNA strands are created in living cells.

All living cells in the natural world synthesize DNA molecules through the process of DNA replication. This frequently happens during cell division. DNA replication happens so that each daughter cell has a precise copy during cell division.

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two ways grasshoppers are adapted for eating grass

Answers

Answer:

Grasshoppers have long, strong hind legs that help them jump. This adaptation helps them get away from predators, and jump over tall grasses

A cat jumped off a shelf. It has 40 Joules of Mechanical Energy and 16 Joules of Kinetic Energy. What is the Potential Energy? (ENTER THE NUMERICAL VALUE ONLY)

Answers

Answer:

24 Joules

Explanation:

The formula is mechanical energy = kinetic energy + potential energy. So in order to find the potential energy you will need to reverse it.

Mechanical energy- Kinetic energy= Potential energy.

40- 16= 24

Answer: 24 Jolues.

Hope this helps!

2) Jumping Pool *
1 point
vou
Gravitational force.
Frictional force.
O Magnetic force.
O Elastic force.
O i don't know.

Answers

Answer:

what type of answer do you want

NEED ASAP

Which of the following shows a possible path in the rock cycle?

sediments --> sedimentary rock --> heat and pressure -> metamorphic rock

magma --> sedimentary rock -> magma

metamorphic rock--> magma -> metamorphic rock

magma --> metamorphic rock --> sediments --> igneous rock

Answers

the first path is correct

why pancreas is called both exocrine and endocrine gland?​

Answers

Answer:

This question is in my stored notes read below

Explanation:

Pancreas is an exocrine gland as it has a duct to store pancreatic juice secreted by the pancreas and use it whenever required. It is considered as a endocrine gland as it does not have a duct to store the hormones insulin and glucagon which are directly supplied to the blood stream.

During New Moon, when does the Moon set?

Answers

Answer:

New Moon Rises at sunrise, transits meridian at noon, sets at sunset

Explanation:

PLS mark it brainliest

Choose the correct scientific name for a microbial species.
a. Staphylococcus aureus
b. Streptococcus Pyogenes
c. Klebsiella Pneumoniae
d. Escherichia Coli

Answers

The right one is “A”

A correct scientific name for a microbial specie from the options is : ( A ) ; Staphylococcus aureus

For a correctly written scientific name for a microbial specie ( following the empirical rule ) the genus starts with a capital letter while the specie is started in small letters, also the scientific name should be Italicized as well. although there are  exceptions where the specie is started with a capital letter but it must be italicized to qualify as a properly written scientific name.

Hence from the options the correct scientific name for a microbial specie is  Staphylococcus aureus because it follows the empirical rule

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What are the main morphological differences between monocots plant and dicots​

Answers

Answer:

MONOCOTS                                               DICOTS

Embryo with single cotyledon                 Embryo with two cotyledons

Pollen with single furrow or pore        Pollen with three furrows or pores

Flower parts in multiples of three         Flower parts in multiples of four or five

Major leaf veins parallel                          Major leaf veins reticulated

Stem vacular bundles scattered                  Stem vascular bundles in a ring

Roots are adventitious                             Roots develop from radicle

Secondary growth absent                            Secondary growth often present

Explanation:

Please refer to it because I am not sure but hope it helps you!

All of these substances are found in the cell membrane except


phospholipids

cholesterol

transport proteins

ribosomes

Answers

Answer:

ribosomes

Explanation:

Where is the moon located in relation to Earth and the sun when it is a first-quarter moon? (1 point)


behind Earth and away from the sun

perpendicular to Earth and the sun

between Earth and the sun

behind the sun and away from Earth

Answers

Answer:

Moon lies perpendicular to a line between Earth and the Sun.

homeostasis in a sentence

Answers

Yes, this is not a good answer to use

As you walk down the hall on the way to class, several students sneeze. You unknowingly inhale some of the droplets
that were expelled when they sneezed, allowing the flu virus to enter your body. Explain the nonspecific immune
defenses that the virus must bypass in order to infect a body cell. (5 points)

Answers

Answer:

The innate or nonspecific immune system includes two lines of defense in the human body. Non-specific means that it does not act on the specific pathogen. It works equally to keep all types of pathogens such as bacteria, viruses, parasites et cetera out of the body. The first line of defense includes physical barrier which prevents the entry of pathogens into the body. It includes skin, respiratory tract, gastrointestinal tract, cilia, nasopharynx, eyelashes, and body hairs. 

The second line of defense includes anti-inflammatory responses, fever, and nonspecific cellular responses such as phagocytes, macrophages, complement system et cetera. Thus, the virus has to pass physical, chemical, and nonspecific cellular responses of the body in order to infect the body. 

Explanation: I found this answer on a different site and it was right, no need to thanks me, no problem

The antiviral defense is composed of changes in cells that prevent viral replication and increase susceptibility to death by lymphocytes.

What innate defense mechanism against viruses?

Viral replication interferes with protein synthesis and cell function and leads to injury and death of the infected cell. The main mechanisms of innate immunity against viruses are inhibition of type I interferon infection and NK cell-mediated destruction of infected cells.

With this information, we can conclude that the antiviral defense is composed of alterations in the cells that prevent viral replication and increase the susceptibility to death by lymphocytes, thus eliminating the reservoirs of viral infection.

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5. How does the sun's rays differ around the globe?

Answers

Answer: Various answers to this.

Explanation: Depending on where you are located on the globe, or depending on where the earth is facing, the sun's rays can differ in various different ways. Example: the closer you are to the sun's equator, the hotter it is( like Florida). But the further you are the colder it is( Like Michigan)

//give thanks if helpful:)//

TRUE OR FALSE? The process of analyzing data collected in an experiment
involves referencing an organized graph to seek similarities, differences,
or trends of any sort, to obtain understanding or meaning that you can
relate back to a hypothesis.

Answers

I think the answer is true

Why shouldn't you drink alcohol or coffee if you have hypothermia?

Answers

Avoid caffeine. It is a vasoconstrictor that increases the chances of peripheral frostbite. Avoid alcohol. It is a vasodilator and increases heat loss.

100 POINTS!! ANSWER ALL PLEASE, AND EXPLAIN YOUR RESPONSE!

Students have a small steel ball and a large steel ball, and they have a short ramp and a tall ramp.

The students want to find out if a ball's size affects how far it can roll. They also want to find out if the height of the ramp affects how far the ball can roll.

They do the following experiment:

**Written Response** What can they conclude from this experiment? Why?

Answers

Answer:

I think the height of the ramp affects the distance that the ball can go, but the size doesn't affect it

and as you decrease th height of the ramp it will look like straight thing, when it look like that the ball might need a little force in order to get speed also to go far

but in this condition the size can affect the ball distance it also depends on how much you give to it

Thank you !

The ear is on the blank surface of the head

Answers

Answer:

The ear is on the blank surface of the head is the most superier

Explanation:

9.During exercise, blood flow to skeletal muscles increases. The initial response that increases blood flow is automatic in independent of the nervous and endocrine systems. Which type of homeostatic regulation is this (extrinsic or intrinsic)

Answers

Answer:

Extrinsic Homeostatic Regulation

Explanation:

Extrinsic homeostatic regulation requires input from nervous system or endocrine system. The skeletal muscles are independent on the nervous and endocrine system, so therefore the homeostatic regulation is extrinsic.

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