According to the lecture, what does all life depend on? What happens to bonds during chemical reactions? What is bond energy? How is energy related to bonds breaking and bonds forming? How will you know if/when a reaction is in equilibrium? What is activation energy and how is it related to a chemical reaction? What is the difference between exothermic and endothermic?

Answers

Answer 1

bonds inflicarate,rlr4lr4


Related Questions

If you formed a protein that was 100 amino acids in length, how many water molecules would
be removed?

Answers

50 water molecules would be removed

Answer:

50 molecules

Explanation:

Divide the number by 2.

100 ÷ 2 = 50.

50 molecules must be removed.

what do you think the difference between simple and complex carbohydrates is?

Answers

Answer:

Complex carbohydrates are present in foods such as bread and pasta. Simple carbohydrates are in foods such as table sugar and syrups. Complex carbohydrates contain longer chains of sugar molecules than simple carbohydrates. The body converts these sugar molecules into glucose, which it uses for energy.

Explanation:

Hope that helps!

Identify the part of the biosphere that experiences all four seasons and has trees that lose their leaves in the winter and grow new leaves each spring

Answers

Answer: I believe it would be the deciduous forest.


The Jurassic is a period of what era?

Answers

The Jurassic is a period of Mesozoic.

Which of the following is not true of eukaryotic cells?


( WILL REWARD BRAINLIEST )


A. Eukaryotic cells have a nucleus to hold, protect, and organize the genetic material

B. Eukaryotic cells are considered very primitive and basic

C. Eukaryotic cells can be unicellular and multicellular

D. Eukaryotic cells can reproduce easily

Answers

Answer:

C) Eikaryotic cells can be unicellular and multicellular

Answer:

B. Eukaryotic cells are considered very primitive and basic

Explanation:

Prokaryotic cell is considered to he more primitive than eukarya

PLEASE HELP AGAIN

What type of light wave interaction is taking place in the image below?

A. Reflection
B.Refraction
C.Diffraction
D.Transparency

Answers

The answer is C. Diffraction

what is the normal relationship between pressure and temperature

Answers

Answer:

Gay-Lussac's Law: The Pressure Temperature Law. This law states that the pressure of a given amount of gas held at constant volume is directly proportional to the Kelvin temperature. With an increase in temperature, the pressure will go up.

Explanation:

About how big is an atom?
Select one:
a. one tenth of a meter
b. one ten millionith of a millimeter
c. one hundreth of a meter

Answers

I Am Pretty Sure The Answer Is "B"

Hope This Help's

Answer:

b

Explanation:

I need help with and i will give you a branlist and it’s science

Answers

Answer:

B

Explanation:

Nitrogen has 7 protons

Can you help me science

Answers

Answer: the nucleus

Because it contains protons and neutrons whose mass is too much when compared to electrons.

Hope this helps ʕ•ᴥ•ʔ

A lock is to a key as a neurotransmitter is to a O battery O receptor site O myelin sheath O motor cell​

Answers

Answer:

Receptor Site!

Help due tomorrow!!!

Answers

Answer:

approximately 5,730 years

Certain unusual aspects of brain structure were observed in the brain of Albert Einstein. One interpretation is that he was born with certain differences in his cortex from others that encouraged his scientific and intellectual abilities. What do you think of this explanation and what do you think could be an alternative interpretation

Answers

Answer:

It seems a plausible inference. An alternative hypothesis is one in which this anatomical difference is present in low population frequency, thereby further scientific observations are needed to confirm (or reject) this hypothesis

Explanation:

Albert Einstein's brain exhibited an unusual anatomical conformation in the prefrontal cortex. Intriguingly, this brain area is involved in abstract thinking, thereby it has been suggested that the amazing cognitive capacities of Einstein may be due to his prefrontal cortex. A way to test this hypothesis is by an observational study with the aim at determining if this feature is exclusive of Einstein's brain.

Who is known as the "father of modern chemistry" because he first organized all known elements into four different groups?
A. Johann Wolfgang Döbereiner
B. Antoine Lavoisier
C. Dmitri Mendeleev
D. Henry Moseley

Answers

Answer:

The answer is D, Henry Moseley.

Explanation: I took the quiz and scored 100%, so I'm certain this is accurate.

Answer:

Henry Moseley

Explanation:

What distinguishes the Kingdom Archaebacteria from Eubacteria ?

Answers

Answer:

Can you attach the question as a photo

What happens to a watershed if it rains

Answers

Answer:eh water could either be drained into the soil or land on plants to become dew

Explanation:i searched up what a watershed was lol

In figure 1, which symbol (unshaded square or shaded circle) represents the number of wildebeest, and which represents the percentage of wildebeest with rinderpest? How do you know?

Answers

I need a picture in order for me to answer your question

The blood-brain barrier (BBB) is most permeable to which of the following?
A. Platelets, white blood cells and red blood cells.
B. Sodium, potassium and chloride.
C. Glucose and oxygen.
D. Antibiotics.

Answers

Answer:

C. Glucose and oxygen.

Explanation:

The blood-brain barrier is a composition of endothelial cells that regulate the entry of substances into the extracellular fluid found in the central nervous system. Their high degree of selective permeability ensures that no solutes can cross the barrier, and only the right substances which are crucial to the workings of the central nervous system can scale through.

Oxygen which is needed for the proper functioning of the central nervous system and which is hydrophobic in nature is allowed to pass the blood-brain barrier. Glucose too which is an important nutrient/macromolecule for brain health can also move through the blood-brain barrier.

This is a molecule of glucose, a simple carbohydrate. If this molecule were broken down, would it provide all of the elements needed to assemble lipids, nucleic acids, or proteins? Use evidence from the diagram in your answer.

Answers

Answer:

The correct answer is - no.

Explanation:

Carbohydrates are made up of thee elements carbon, hydrogen, and oxygen so if the carbohydrate is completely broken down it will release these elements.

Lipids are made up of similar elements as glucose however, they also contain sulfur and phosphorus. Similarly for proteins and nucleic acid nitrogen, nitrogen sulfur, and selenium other than the elements released by glucose.

Thus, the correct answer would be - no.

Sand on a beach is being continually washed farther down the shore. People who live near the beach want to stop this erosion. Which of the following structures or methods designed to deter erosion would best solve the problem?

A. groin
B. seawall
C. breakwater
D. replenishment

Answers

Answer:

The Answer is Letter A.

Explanation:

let residents build groins

Which the these questions is scientific

Answers

Which questions are you talking about?

Why is a steam burn more severe than a hot water burn?

Answers

Answer:

Steam burns are more severe because of the latent heat of vaporization.

Which statement is false about B-lactam antibiotics?
a) They are inactivated by bacterial B-lactamases
b) They can maintain their activity by co-administering B-lactamase inhibitors
c) They are reversible inhibitors
d) They inhibit a bacterial transpeptidase reaction

Answers

Answer: c) They are reversible inhibitors

Explanation: B-lactam antibiotics are not are reversible inhibitors. reversible inhibitors are inhibitors which the allow enzymes they inhibit to start working again, as there is no perman effects on the enzymes ( there is no change to the shape of it active site.). They can sometimes appear as competitive, non-competitive or uncompetitive.

Which of the following describes research that would be considered basic
science?
A. Park rangers are trying to find out why a group of elm trees died.
B. Doctors in a hospital are developing a new surgical technique.
C. A professor at a unyersity is observing the mating behavior of
freshwater fish
D. A dairy farmer is designing a new machine for milking cows.

Answers

Hmm I honestly believe it is A but I may be incorrect.

Answer:

C. A professor at a university is observing the mating behavior of

freshwater fish

Explanation:

Hydrogen bonds are the weakest type of bond yet they are valable in biology because a large number of
hydrogen bonds together in one molecule actually make the molecule stong.

A.True
B.False

Answers

Answer:

true

Explanation:

Describe the relationship of these terms to each other: Habitat, Environment, EcoSystem and Biome

Answers

Answer:

Explanation:

habitat is the living space for organisms, ecosystem is how living and non living organisms work together to create a system that benifits everything for the enviornment, biome is the entire area

Question 5
If you removed the lens from an eye and looked through it at an upright tree, how would the tree appear?
upright
upside down
the top of the tree would be pointing to the left
the top of the tree would be pointing to the right

Answers

Answer : upside down

If you removed the lens from an eye and looked through it at an upright tree, the tree appear upside down. Thus, the correct option for this question is B.

What is the function of the lens?

The function of the lens in the eyes is to focus light rays onto the retina. Then the retina converts this light into electrical signals which send messages to your brain and creates the image that you observe.

The lens of the eye is the translucent biconvex structure that dangled behind the Iris of the eye. If you eliminate the lens from an eye and looked through it at an upright tree, then the perception of light is not made and cannot stimulate electrical signals by the retina, and the tree will appear upside down or an inverted image is formed.

Therefore, the tree will appear upside down, if you removed the lens from an eye and looked through it at an upright tree. Thus, the correct option for this question is B.

To learn more about the human eye, refer to the link:

https://brainly.com/question/15985226

#SPJ2

Which level of organization do all of the living and non living factors x interacting in the pond environment represent. Ecosystem, population, an organism, or a community?

Answers

Answer:

Ecosystem

Explanation:

An ecosystem is a level of organization referring to the group of living organisms including plants, animals, microbes interacting with one another, and also with the non-living parts of their environment e.g temperature, water.

Based on this explanation, a level of organization that encompasses all th living and non living factors interacting in the pond environment represent an ECOSYSTEM.

What’s the main difference between the two main groups of prokaryotes?

(WILL REWARD BRAINLIEST!)


A. Location of DNA

B. Cell wall structures

C. Plasma membrane

D. Existence of ribosomes

Answers

A location of dna

There are several differences between the two, but the biggest distinction between them is that eukaryotic cells have a distinct nucleus containing the cell's genetic material, while prokaryotic cells don't have a nucleus and have free-floating genetic material instead

Answer:

hopefully the diagram attached is helpful!

Explanation:

two main groups are ; bacteria and archaea

- they are single celled organisms that lack a nucleus

- bacteria cells walls contain peptidoglycan and archaea does not

- cell membrane in bacteria is is a lipid bilayer however in archaea it can be a lipid bilayer or a monolayer  

How many bacteria will there be after four hours from a single bacterium that divides to produce two cells every 15 minutes

Answers

Answer:

65,536 cells

Explanation:

According to the question, a single bacterium will divide into new cells every 15minutes. Since there are four 15 minutes in one hour, which is 60 minutes, a single bacterium will have divided (4×60/15) times =

= 240/15

= 16 times.

Since a single bacterium will divide 16 times in four hours cells, then in four hours, a single bacterium will have divided into 2^16 = 65536 new cells.

Note that, the number of cells a bacterium cell that will divide in two can be expressed as 2^n where n is the number of times

If a bacterium divides into 2 every 15 minutes, there would be 65536 bacteria after four hours.

The bacterium divides into 2 every 15 minutes. Thus, the cell will divide:

60/15 x 4 = 16 times in 4 hours

Thus:

First division = 2 cellsSecond division = 4 cellsThird division = 8 cellsFourth = 16 cellsFifth = 32 cellsSixth = 64Seventh = 128Eighth = 256Ninth = 512Tenth = 1024Eleventh = 2048Twelfth = 4096Thirteenth = 8192Fourteenth = 16384Fifteenth = 32768Sixteenth = 65536

More on bacterial division can be found here: https://brainly.com/question/621474

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