what is this element?

What Is This Element?

Answers

Answer 1

Answer:

boron

Explanation:

Answer 2
The photo shows the element boron

Related Questions

Which of the different levels of classification is the most broad?
A.species
B.genus
C.domain
D.class

Answers

It would be Domain. PLEASE GIVE ME BRANLIEST

What is the best way to breed mice?
At what age can female mice breed?
Only answer if you have experience in this subject!
Will give brainiest!

Answers

Generally, putting one male with two females in a single cage will increase the chances of breeding. To prevent fighting, it's important that there's only one male in each cage. If you're not sure which mice are male, gently lift them up by the tail and look between their legs. Most mice reach sexual maturity (males and females) at 4-7 weeks of age. Younger mice generally produce smaller litters and therefore are not typically mated until they reach 6-8 weeks, of age. Mice that have been housed alone or in same-sex pairs will usually not breed successfully if they are older than 6-8 months.

A volcano that has not erupted in a very long time suddenly has a plume of steam coming from it. Which best describes this volcano?
A.)was dormant and is now active
B.) was quiet and is now active
C.)was extinct and is now explosive
D.)was dormant and is now explosive

Answers

Answer:

The answer is A

Explanation:

Quiet and extinct are not words to describe a volcano that hasn't erupted in a long time. those are called dormant. When they start to heat up, steam or erupt, they are active.

Answer:

The answer is A

Explanation:

What do mitochondrial and thylakoid membranes have in common?
A. They both use energy carriers that were made in the Krebs cycle.
OB. They both use ATP synthase proteins in ATP production
O They both contain the chlorophyll pigment.
OD They both are involved in cellular respiration in animal cells.
SUBMIT
PREVIOUS

Answers

Answer:

The answer is B. They both use ATP synthase proteins in ATP production

Four sex cells are produced. Each cell has _________________ the number of chromosomes of the __________________________ cell. Each sex cell haqs only ________________________ chromosome form an orginal pair. How many chromosomes are in each cell in step 3?___________________________

Answers

Answer:

Four sex cells are produced. Each cell has ___half___ the number of chromosomes of the __parent______ cell. Each sex cell has only ____one_ chromosome from an original pair.

Explanation:

Answer:

How many chromosomes are in each cell in step 3? 4

Explanation:

it is 4 because if you count it in the diagram, there are two cells and two pairs of chromosome in each, which is a total of 4.

I think this is right.

Hope it helps!

Have a great day!

ATP is called the energy currency of the cell because​

Answers

Answer:

ATP is called the energy currency of the cell because it is the molecule that all living organisms use for energy

Explanation:

Answer:

Most of the energy that drives metabolism is supplied by ATP

Explanation:

can i have some help on number 2?

Answers

Answer:

C) The waves amplitude

Explanation:

Answer:

The measurement labeled E is the wave's amplitude.

Explanation:

A vertical rise in a wave length is the amplitude of the wave.

The distance between each curve is the wavelength, if it is a long distance than it is slow if it is a short distance than it is fast.

The waves period is the bottom of the wave where no movement is constant.

What is purpose of cellular respiration.

Answers

Answer:

Cells do cellular respiration to extract energy from the bonds of glucose and other food molecules. Cells can store the extracted energy in the form of ATP (adenosine triphosphate).

Answer:

Explanation:

Cells do cellular respiration to extract energy from the bonds of glucose and other food molecules. Cells can store the extracted energy in the form of ATP (adenosine triphosphate).

Btw the reason ik is google ill admit it lol

What happens during meiosis I?
A. The DNA of each chromosome gets copied.
B. Two haploid cells are formed.
C. Sister chromatids are pulled apart.
D. Four haploid cells form from each parent cell.

Answers

In the first phase of meiosis, two haploid cells are formed. (Option B).

What is meiosis?

Meiosis is one of the kinds of cell division. In this type of cell division, we see it occur mostly in the gamete cells during reproduction.

Now the meiosis occurs in phases, in the first phase of meiosis, two haploid cells are formed. (Option B).

Learn more about meiosis:https://brainly.com/question/11622266

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I need help number 8

Answers

Answer:

C. W is a metal and X is a non-metal

Explanation:

The elements in the "Periodic Table" are arranged in groups according to their characteristics.

X- Selenium

Z- Xenon

W- Magnesium

Y- Barium

A. X has a lower boiling point than Y. Selenium's boiling point is 685 while Barium's boiling point is 1,140. This makes choice A incorrect.

B. Y is a metal while Z is a non-metal. This makes choice B incorrect.

C. Both W and X are non-metals. Both are in the Alkaline Earth group. This makes choice C correct.

D. Z has different chemical properties than W because they don't belong in the same group. Z is a noble gas while W is an Alkaline Earth Metal.

Dissolved waste is filtered from the blood by the____.​

Answers

It is filtered by the kidneys and disposed through the urine

Answer:

the excretory system

Where does cellular respiration and photosynthesis occur?

Answers

cellular respiration occurs in the mitochondria whereas photosynthesis occurs in the chloroplasts

Which sentence describes an example of a positive feedback loop?
A.
Warm-blooded animals sweat when they get too hot. Sweating is a method by which the body cools itself.
B.
A thermostat regulates temperature by turning a furnace or air conditioner on and off.
C.
When blood flows from a mild cut, blood clots form to prevent excessive bleeding.
D.
As oceans get hotter, they release more CO2, which then increases atmospheric and ocean temperatures.

Answers

Answer:

Answer is C

Explanation:

our bodies clotting is a positive feedback loop

Answer:

D

Explanation:

i took the test

How do biologists model changes in a population?

Answers

Answer:

When the per capita rate of increase ( r) takes the same positive value regardless of the population size, then we get exponential growth. When the per capita rate of increase ( r) decreases as the population increases towards a maximum limit, then we get logistic growth.

heredity
A.collectionof genes that determine specific characteristics
B.a section of the molecule that carries instructions for specific traits from one generation to another
C.the passage of traits from generation to generation
D.molucle that carries genetic instructions for all known living organisms
E.the expression of traits that can be seen and measured

Answers

Answer:

C. The passage of traits from generation to generation.

What Diseases are caused by DNA mutations? What is the depth of that Disease? Where was this information from/Source? Thank you!​

Answers

Answer: But the mutations we hear about most often are the ones that cause disease. Some well-known inherited genetic disorders include cystic fibrosis, sickle cell anemia, Tay-Sachs disease, phenylketonuria and color-blindness, among many others. All of these disorders are caused by the mutation of a single gene.

online

Explanation:

BRAINLESS

Having a mutation in a strand of DNA has been known to do which of the following?




a:Stop a protein from being made

b:Causing a harmful genetic disorder

c:Causing no noticeable change

d:Causing a change that can benefit an organism

Answers

I believe it is also B, I took biology last year

Causing a harmful genetic disorder is a mutation in DNA.

What is mutation?

A mutation is a change to an organism's DNA sequence. Errors in DNA replication during cell division, exposure to mutagens, or viral infection can all cause mutations. Somatic mutations (which happen in body cells) cannot be passed on to offspring, whereas germline mutations (which happen in eggs and sperm) can.

Our cells are constantly undergoing mutations, yet very few of these have any negative effects on our health. Compared to what we typically see in science fiction movies, this is completely different. A mutation is never so advantageous.

There are numerous explanations for why mutations typically don't have significant effects. One explanation is that our cells have highly advanced machinery for quickly correcting mutations.

Therefore, Causing a harmful genetic disorder is a mutation in DNA.

To learn more about mutation, refer to the link:

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The diagram shows the structure of starch, a complex carbohydrate. What best describes the relationship between starch and glucose?

Answers

Answer:

Glucose is monomer of starch

Explanation:

Starch is polysacheride and glucous is monosaccharide glucose molecules link with glycosidic bond to form starch so c is your answer

The correct answer will get Brainliest. Choose all the answers that apply.
Ground tissue _____.

is the most abundant plant tissue
transports food around the plant
is responsible for photosynthesis
stores food in leaves, stems, and roots
absorbs water from the air

Answers

Answer:It's A,B,E

Explanation:

Answer:

is the most abundant plant tissue  

is responsible for photosynthesis

stores food in leaves, stems, and roots

Explanation:

3. What is a macromolecule? I​

Answers

Answer:

A macromolecule is a very large molecule, such as protein, commonly composed of the polymerization of smaller subunits called monomers

A couple has five children with all blood type a. The mothers blood type is O and the fathers blood type is a

Answers

Answer:

idk

Explanation:

my bad I don't know it

Match the characteristics with the phylum. Tongue-shaped structure called radula for grasping food spongin fibers or spicules for support fleshy lobe-like structure called parapodia Porifera arrowRight Molluska arrowRight Annelida

Answers

Answer:

A Tongue-shaped structure called radula for grasping food --> MolluscaFleshy lobe-like structure called parapodia --> AnnelidaSpongin fibers or spicules for support ---> Porifera

Explanation:

Radula: This is an organ used in feeding by mollusks. It constitutes a highly developed feeding organ. The radula has is conformed of small teeth-like structures located in rows. Lateral teeth vary in shape and size. The movements of the radula during feeding are complexes acting as a scratcher on the surface to get the food.

Parapodia: These are characteristic lateral appendixes that emerge and extend from each of the body segments of invertebrates such as polychaetes. The typical parapodium is a fleshy prolongation more or less laterally comprised and is composed of a superior branch (notopodium) and an inferior branch (parapodium).  

Spicules: Sponges (Poriferous) skeleton is composed of calcium carbonate and siliceous micro-structures called spicules. Their morphology is so varied that it is used in taxonomy for identification and classification.  

There are different kinds of spicules:  

- Monoaxonic spicule: needle-shaped, straights or curves

- Tetraxonic spicules: they have four prolongations  

- Triaxonic or Hexaxonic spicules

- Poliaxonic spicules  

Two terms can be applied to any of these spicules kinds:

- Megaspicules: They are elongated and compose the main architecture of the sponge skeleton

- Microspicules: Variable in shape and size, with ancillary functions

Sponges have few predators because of the spicule structures and their high toxicity. Many of them are capable of perforating soft tissues and producing urticant substances.

What are so tiny that they are measured at only a few thousand light-years or less and astronomers think that there may be billions of them in our universe?

Answers

Answer:

The correct answer is STARS

Explanation:

Billions of stars are believed to be in different galaxies and a lot more billions are believed to be in our universe. These stars are small/tiny that they are a few thousand light-years away. Light-year is the unit for measuring distance of bodies in space which can be described as how far a beam of light travels in a year.

PLZ HELP!!

name the glaciers that are receding at the fastest rate in the world

Answers

Answer:The world’s glaciers are in retreat. The great tongues of ice high in the Himalayas, the Andes, the Alps and the Rockies are going back uphill at ever greater speeds, according to new research.

Explanation:just give me brainilest

ASAP! ILL MARK BRAINLIEST
Which must happen first in order for the body to use the fuel energy stored in food?

Answers

The body must digest the food first.

What is a variable trait in a population?

Answers

a variable trait is something that changes in a population over time.

Answer:

Variable trait in a population refers to the differences in genetic composition in individuals.

The variable trait is very common and necessary as we all have different parents and the process of meiosis which takes place in sex cells involves the parent passing only one set of chromosome to the offspring and producing four unique daughter cells.

The implication of this is that individuals will definitely have their own unique characteristics also.

This helps to promote diversity  within the population and ensure people living in a particular region which involves special features or ability are able to cope as the traits are imbibed in such individual.

Read more on https://brainly.com/question/19096849

Which of the selections listed below is NOT one of the goals set out by the Preamble to the Constitution?
Select one:
A. provide for the common defense
B. form a more perfect union
C. provide equality for all
D. establish justice

Answers

Answer:

I am pretty sure it is A I am very sorry if its wrong hope this helped good luck!

how do traits within a population change over time?

Answers

Answer:

Evolution is a process that results in changes in the genetic material of a population over time. Evolution reflects the adaptations of organisms to their changing environments and can result in altered genes, novel traits, and new species.

Explanation:

Which of the following is NOT a major type of marine ecosystem?
a estuary
C. surface zone
b. intertidal area
d polar ice

Answers

I’m almost positive the answer is A. Estuary

The estuary is NOT a major type of marine ecosystem.

the estuary is a partly retained, shore water body where untouched water from rivers and streamlets integrates with brackish water from the ocean.

What is an estuary?

Estuaries are defined as marshes are bodies of water usually seen where rivers assemble in the sea.

Estuaries are residences of unusual flora and fauna communities that have acclimated to saline water a combination of freshwater sapping from the ground and salty seawater.

Thus, the correct answer is an estuary.

To learn more about an estuary click here:

https://brainly.com/question/17564221

At what temperature does fusion begin to create a star?
10 million degrees
1 billion degrees
100 million degrees
1 million degrees

Answers

Answer:

The right answer is 15,000,000 celsius or 15 million, but the closest to that is 10 million i suppose

Explanation:

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