what is the difference between smooth and rough er?

Answers

Answer 1
rough er are flattened spaces while smooth er are tubular

rough er have ribosomes attached to its outer surface while smooth er does not

rough er plays a part in protein synthesis, while smooth er synthesises fats and steroids, and also detoxifies harmful substances

Related Questions

the surgical removal of all or part of the pancreas is called

Answers

Answer:

The surgical removal of all or part of the pancreas is called total pancreatectomy.

Answer:

pancreatomy

dont know the right spelling tho

PLEASE HELP FAST!!! I WILL GIVE BRAILIST!!! NEED ANSWERS FAST! I DONT NEED A LONG ANSWER. 1. what r the 3 main types of nucleic acids. 2. the monomer is...

Answers

Answer:

1) DNA, RNA, and Artificial nucleic acid.

2) nucleotides

Explanation:

Nucleic acids function to create, encode, and store biological information in cells, and serve to transmit and express that information inside and outside the nucleus.

Nucleic acids are giant biomolecules made of monomers called nucleotides. Nucleotides have three components: pentose sugar (5-carbon sugar), phosphate group, and nitrogenous base.

I hope this helps!! Brainliest?? Anyways have a great day!! :))

does an object need to able to perform all characteristics of life? Why or why not?

Answers

A cell has structure, but so does a crystal. Biologists define life by listing characteristics that living things share. Something that has all of the characteristics of life is considered to be alive.

What is the use of insulin in the body?

Answers

Answer:

The pancreas responds by producing insulin, which allows glucose to enter the body's cells to provide energy. Store excess glucose for energy. After you eat — when insulin levels are high — excess glucose is stored in the liver in the form of glycogen.

Explanation:

the circulatory fluid found in annelids and all vertebrates is called

Answers

Answer:

Most vertebrates and some invertebrates, such as this annelid earthworm, have a closed circulatory system. (b) In open circulatory systems, a fluid called hemolymph is pumped through a blood vessel that empties into the body cavity. ... The blood is called hemolymph because it mixes with the interstitial fluid.

Explanation:

Hope this helps...

Which of the following allows an exchange of nutrients and waste material between blood and tissue?

Answers

Answer:

b

Explanation:

In a hypothetical population of butterflies, a dominant mutation in an allele that controls wing color has resulted in purple spots developing on the wings. The genetic change is heritable such that the offspring of butterflies who inherit at least one mutated allele will develop purple spots. The population of butterflies inhabits a windy field that contains many purple flowers. Individuals with purple spots are so well camouflaged on the purple flowers that they are eaten less frequently by predators. There are other fields with populations of the same species of butterfly nearby, but purple flowers are less prevalent in these nearby habitat areas. There are no borders between these fields and it is common for individuals from one population to be blown into another population by the wind. Despite the advantage the mutated allele confers to the butterflies in the field with many purple flowers, the mutated allele never occupies 100% of the gene pool and the population of butterflies always contains a mix of individuals with and without purple spots. What is the most likely explanation for why this trait does not spread entirely throughout the population

Answers

The movement of alleles into a population is called gene flow. The most likely explanation for why this trait does not entirely spread in the population is 'outside alleles enter the population through gene flow'.

Gene flow is caused by the migration and further reproduction of individuals in the population, or the transport of gametes from one population to another (e.g., the transport of pollen by pollinating bees).

Gene flow is an evolutionary force capable of modifying allele frequencies in a population.

In this case, despite the evolutionary advantage that the mutated allele confers to the butterflies, the frequency of this allele can not reach 100% due to the continued introduction of alleles from other populations (i.e., due to gene flow).

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what process usually uses carbon dioxide molecules

Answers

Answer:

respiration

Explanation:

respiration uses carbon dioxide molecules to make oxygen and water.

Some predators hide in plain sight before ambushing their prey by virtue of their ____________________.

Answers

Answer:

Some predators hide in plain sight before ambushing their prey by virtue of their  Physical adaptations to their environment_.

Explanation:

it allows them to sneak up on their prey and get them before they can react

(aka: camouflage)

why do forensic labs analyze non-coding dna and not genes

Answers

Answer:

Why do you think forensic labs analyze non-coding DNA and not genes (i.e. sequences coding for hereditary characteristics)? Because non coding DNA are the polymorphic sequences that differ in different humans. ... The sample of DNA obtained at a crime scene and the suspect's DNA samples contain the target sequence.

Explanation:

bio

pls help!!

—————-

Answers

Answer: it's the 3rd one " the brown rabbit in parental generation heterogeneous for the fur color trait." because the brown rabbit is dominant and the black rabbit is recessive.

Explanation:

I GIVE BRAINLIST ON ALL MY QUESTIONS!!
Which of the following statements is true about photosynthesis and cellular respiration?

A) the steps in processes are very similar to each other

B) photosynthesis occurs in plants; cellular respiration occurs in animals

C) the chemical equations for the processes are opposite of each other

D) both processes are carried out in the same location of the cell

Answers

Answer:A or C

Explanation:im not really sure but yeah

Answer:

The answer is C

Explanation:

I took the quiz

and the other answers for the quiz are

Q1: oxygen

Q2: Glucose breakdown would nearly stop or cease entirely.

Q3:anaerobic respiration

Q4:The chemical equations for the processes are opposite of each other.

Which experiment can determine if an object is a living thing?




A.Take a small sample to see if it is made of cells using a microscope.

B.Measure the change in external temperature for a day.


c.Measure the amount of carbon it releases in an hour.


D.Take a small sample to see if fire can change its shape.

Answers

Answer:

d

Explanation:

An experiment that can determine if an object is a living thing by taking a small sample to see if it is made of cells using a microscope. Thus, the correct option for this question is A.

What are the characteristics of living things?

The characteristics of living things are as follows:

They have a tendency to construct a balance from the surrounding atmosphere through the process of homeostasis. They have the capability to grow, reproduce, and adapt to the surrounding environment. They perform an act of breathing and move from one place to another. They require food in order to derive energy.

A Microscope is a laboratory instrument that is remarkably utilized in order to visualize small objects or cell samples that are too small to examine with unaided eyes. So, any living organism is definitely made of cells that are easily distinguished with the help of a microscope.

Therefore, taking a small sample to see if it is made of cells using a microscope signifies an experiment that can determine if an object is a living thing. Thus, the correct option for this question is A.

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what type of protein is a collagen?​

Answers

fibrous protein
Collagen is the major insoluble fibrous protein in the extracellular matrix and in connective tissue. In fact, it is the single most abundant protein in the animal kingdom. There are at least 16 types of collagen, but 80 – 90 percent of the collagen in the body consists of types I, II, and III (Table 22-3).

the stimuli for kinesthesis is the __________ energy of joint and muscle movement.

Answers

Answer:

Thermal

Explanation:

Hope this helps

:)

Which of these levels of organization includes all the other levels A. community c individual b ecosystem d population

Answers

Answer:

ecosystem

Explanation:

define dark reaction​

Answers

Answer:

any of a series of chemical reactions in photosynthesis not requiring the presence of light and involving the reduction of carbon dioxide to form carbohydrate especially  the Calvin cycle.

Explanation:

help pls .. What phase is this cell in?

Answers

Answer:

cytokenesis

Explanation:

Which of the following statements are part of Koch’s Postulates? Check all that apply.

A - The disease-causing microorganism must be present in at least half of the cases of disease.

B -The microorganism can be isolated and grown in a pure culture.

C - The microorganism from the pure culture will cause the disease in at least 80% of healthy organisms.

D - A re-isolated microorganism may evolve into a different species than the original.

Answers

Answer:

B

Explanation:

'The microorganism can be isolated and grown in a pure culture', is the only correct answer.

The statement that a microorganism can be isolated and grown in a pure culture is a part of Koch’s Postulates.

What are microorganisms?

A microorganism, or microbe is an organism of microscopic size, which may exist in its single-celled form or as a colony of cells.

The possible existence of unseen microbial life was suspected from ancient times, such as in Jain scriptures from sixth century BC India. The scientific study of microorganisms began with their observation under the microscope in the 1670s by Anton van Leeuwenhoek. In the 1850s, Louis Pasteur found that microorganisms caused food spoilage, debunking the theory of spontaneous generation. In the 1880s, Robert Koch discovered that microorganisms caused the diseases tuberculosis, cholera, diphtheria, and anthrax.

Because microorganisms include most unicellular organisms from all three domains of life they can be extremely diverse. Two of the three domains, Archaea and Bacteria, only contain microorganisms.

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which of he following represents a group of tissues working together to perform a specific funcion
A- Cell
B- Organ
C- Organ system
D- Organism

Answers

Answer:

B. Organ is the correct answer.

Explanation:

Hope this helps you. Have a nice day. Please mark as brainliest. It helps a lot.^_^

Organ it’s b hope this helps

what determines the specificity of a receptor protein?

Answers

Answer:

A working hypothesis is that signaling efficiency/specificity is determined in part by proteins found in the receptor's microenvironment, which together with R, G, and E contribute to the formation of a signal transduction complex at the cytoplasmic face of the receptor.

Explanation:

1. State Mendel's Law of Inheritance.

2. What are the two alleles for flower color in snapdragon?

3. State the Law of Non-Mendelian Inheritance in snapdragon.​

Answers

Answer:

1

Explanation:

he was able to find chromosomes in plants

Gregor Mendel's research on pea plants led him to the fundamental ideas of inheritance. He came to the conclusion that genes are inherited as distinct, paired units from each parent.

What is Non-Mendelian Inheritance?

Inheritance of features with a more complicated genetic base than one gene with two alleles and total dominance is referred to as non-Mendelian inheritance.

One allele may not always be dominant over another, resulting in a phenotype that falls between the two parents in certain people.

Incomplete dominance is the name given to this inheritance pattern. Snapdragon flowers, for instance, exhibit partial dominance.

When both alleles are present at the same time, this pattern of inheritance is referred to as partial dominance, since neither allele is totally dominant over the other.

Therefore, red and white snapdragons cross to produce exclusively pink progeny.

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I WILL GIVE YOU BRAINNEST!!! NO LINKS!!!

DNA polymerase is amazing because in addition to building dna, it can also ___________________.​

Answers

Answer:

one I don't know

Explanation:

I don't know

cytokinesis in plant cells involves the formation of

Answers

Answer:

Cytokinesis in plant cells involves the formation of the insertion of a new cell wall that separates daughter nuclei after mitosis

Cytokinesis involves the formation of the insertion of a new cell wall that separates daughter nuclei  and produce two new daughter cell.

What is cytokinesis ?

It is the final stage in the cell cycle, when a new daughter cells is formed from parent cell through the splitting of the cytoplasm and the separation of the two identical cells.

In Stage 1 cleavage furrow is seen where  the actin filaments will begin to tighten around the cells, spindle formation occur, t the chromosomes are divided evenly between the two nuclei.  The spindle possesses small structures called astral microtubules  guide the alignment of the actin filaments along the future cleavage furrow.

In Stage 2 the gathering of the actin filaments occur where some protein called  myosin facilitates the pulling of the actin filaments, and formation of contractile ring begins.

In Stage 3  the myosin a motor protein with the help of ATP, it is able to contract the contractile ring, deepening the cleavage furrow, causing the cell to narrow in the middle as two daughter cells form.

In Stage 4 the  actual breaking of the cell membrane and the membrane quickly refuses at the broken point and two independent and identical daughter cells are produced.

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What layer of skin is superficial to the dermal papillae?

Answers

Answer:

papillary layer

Explanation:

The papillary layer is the superficial layer of the dermis that projects into the stratum basale of the epidermis to form finger-like dermal papilla

Which term can be used to describe the organizational level of the brain in the human body

Answers

Answer:

Organ system

Explanation:

hope this helps

The organization level of the body involves simple and complex arrangements. The level of the brain in the body can be described by organ. Thus, option b is correct.

What is the level of organization?

The arrangement of the various structures based on their complexity to form a whole organism and biosphere is called the level of organization. It starts with chemicals that make atoms and molecules.

The molecular aggregate makes the cells that bind together to form a tissue. The structurally similar tissues make the organ. The nerve, endothelial, and glial cells make the tissue of the brain.

The brain is an organ that together with the spinal cord makes the organ system called the central nervous system, or CNS. This organ system together with others makes the organism.

Therefore, option b. the brain is an organ.

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Your question is incomplete, but most probably your full question was, Which term can be used to describe the organizational level of the brain in the human body?

cellorganorgan systemtissue

which enzyme pairs corresponding nucleotides to a preexisting dna chain in order to synthesize a new strand of dna?

Answers

Answer:

✓ DNA polymerase

Explanation:

What process is used to link amino acids together?​

Answers

Answer:

condensation

Explanation:

Amino acids consist of carbon, oxygen, hydrogen, and nitrogen. The linking of two amino acids entails the release of a water molecule. Hence, the process that links two amino acids together is called condensation. The condensation reaction is also called a dehydration reaction.

Answer:

Amino acids consist of carbon, oxygen, hydrogen, and nitrogen. The linking of two amino acids entails the release of a water molecule. Hence, the process that links two amino acids together is called condensation.

Amy lases in saliva begin the break down of carbohydrates into
a. fatty acid
b. poly peptiles
c. amino
d. simple sugar
which one of them is the answer?
pls answer as possible I need the answer. thank u

Answers

Answer:

d. simple sugar

Explanation:

Hope it helps ya

Explain why quaternary consumers occupy the top position in the pyramid of energy.

Answers

Answer:

quaternary consumers, they occupy the top position in a pyramid because nothing preys upon them in return. also a prey of one species could be another predator of species.

Explanation:

Answer:

They occupy the top position in a pyramid because nothing preys upon them in return. Also, a prey of one species could be another predator of species.

Explanation:

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