Evidence of a chemical change can be observed when-

A. a solid melts into a liquid.
B. cookies are crumbled.
C. a drink is poured from a can to a cup.
D. a banana turns brown after being cut.

Answers

Answer 1

Answer:

A. a solid melts into a liquid

Explanation:


Related Questions

The respiratory system _____.
The resportiory system
does not work with any other systems
removes carbon dioxide from the body
supplies the body with oxygen
includes the lungs
does not need blood to work

Answers

Answer:

The respiratory system includes the lungs and supplies the body with oxygen. It also removes carbon dioxide from the body.

What makes a healthy ecosystem?

Answers

ecosystems need producers, consumers, , and dead and inorganic matter. ecosystems also need energy from an external source. Without this it wouldn’t even be an ecosystem.

The
is the matter through which a surface wave travels.

Answers

Your answer is going to be medium

Sickle-shaped red blood cells result from a mutation in the gene that codes for hemoglobin.
This mutation results in sickle-cell anemia. A partial sequence of bases from a normal
hemoglobin gene and a sequence that results in sickle-cell anemia are shown below.
Normal hemoglobin:
T-G-A-G-G-T-C-T-C-C-T-C
Sickle-cell hemoglobin: T-G-A-G-G-T-C-A-C-C-T-C
What type of mutation is depicted in this sequence?
A Substitution
B Insertion
C Deletion
D Frameshift
Option A
Option B
Option C
Option D

Answers

Answer:

Substitution

Explanation:

Substitution is when is a mutation that exchanges one base for another. In this case, the T is an A.  

T-G-A-G-G-T-C-T-C-C-T-C

T-G-A-G-G-T-C-A-C-C-T-C

What are some examples of inhibitory proteins?

Answers

Answer:

Explanation:

proteins that regulate chromatin remodeling also affect the cell cycle, the ADNP gene; proteins that inhibit cellular energy metabolism also inhibit the cell cycle, ALDH1L1; proteins that inhibit cancer cell growth and chromatin condensation can also act as cell cycle inhibitor proteins.

I hope this helps you

state five ideal conditions required for microbial activity in the ruminant stomach​

Answers

Answer:

You can find answers on Ggle

what does flora and fauna means​

Answers

Answer:

Flora and fauna refer to plants and animals in the broadest sense of the words, encompassing pretty much all life on Earth.

I hope it's helpful!

If a cubical cell with 2-cm sides doubles the dimensions of its sides, what relative change occurs to the ratio of its surface area to volume ratio?

Answers

Answer:

When the length of the side of the cube is doubled, the area increases by a factor of four while the volume increases by a factor of eight.

Explanation:

Surface area of a cube is given by the formula below:

Surface area of a cube = 6a²

Volume of a cube is also given by the formula below:

Volume of a cube = a³

Where a is the length of a side of the cube.

For the first cube, a = 2 cm

Surface area of the first cube = 6 * (2 cm)² = 24 cm²

Volume of the first cube = (2 cm)³ = 8 cm³

When the side length of the cube doubles, a = 4 cm

Surface area of the second cube = 6 * (4 cm)² = 96 cm²

Volume of the first cube = (4 cm)³ = 64 cm³

The ratio of the area and volume of the new cube is given below:

Area = 96 cm² / 24 cm² = 4

Volume = 64 cm³ / 8 cm³ = 8

Therefore, when the length of the side of the cube is doubled, the area increases by a factor of four while the volume increases by a factor of eight.


Today why are fossil fuels more commonly utilized than alternate energy?

Answers

Answer:

So they are more careful

Answer:

Renewable energy

Explanation:

Renewable energy, on the other hand, typically emits less CO2 than fossil fuels. In fact, renewables like solar and wind power—apart from construction and maintenance—don't emit any CO2 at all. With renewable energy, you can breathe easier, stay cooler, and create a more comfortable world for generations to come.Jan 2, 2018

Hope it helps.

Which of the following DNA sequences is complementary to the base sequence ACCGTAT?

Answers

Answer:

TGGCATA is the complementary DNA strand.

Explanation:

A=T  C=G  G=C  T=A

this is the key

Florida panthers can have straight tails (S) or curly tails (s). What is the probability that two heterozygous panthers (both Ss) will have offspring with curly tails?


25%


50%


75%


100%

Answers

there is a 25% chance that two heterozygous panthers will have offspring with curly tails.

Please help!!!!!!!!!!!!! time sensitive!!!!!!!! worth 25 points!!!!!!!!!!!


Match each characteristic to the correct plant group

Answers

1.) pteridophyte
2.) gymnosperms
3.) bryophytes
4.) angiosperms

Hope this helps!
pteridophytegymnospermsbryophytesangiosperms

Please help me
Which of these statements correctly describes one way that asexual and sexual reproduction are alike?
A. Both types of reproduction require two parents to produce offspring.
B. Both types of reproductions result in offspring that are identical to one parent.
C. Both types of reproduction enable genetic information to be passed from parent to offspring.
D. Both types of reproduction can occur in all organisms, depending on environmental conditions.

Answers

C. Both types of reproduction enable genetic information to be passed from parent to offspring.

It doesn't matter if the reproduction is sexual or asexual, because the offspring has the parent(s) dna and genetics either way.

The primary similarity between sexual and asexual reproduction is that they both have as their primary goal the generation of progeny into which genetic information is passed on, hence option c is correct.

What is the difference between asexual and sexual reproduction?

Asexual reproduction only requires one organism to create more offspring that are identical to the parent and each other.

A male and female cell combine during sexual reproduction to create children that are genetically distinct from their parents.

Sexual reproduction needs both a male and a female organism, as opposed to asexual reproduction, which only includes one organism.

Therefore, the benefits of sexual reproduction include the offspring's genetic diversity, hence option c is correct.

Learn more about reproduction, here:

https://brainly.com/question/12376991

#SPJ2

Select the correct location on the image.

Which structure fuses to form a diploid zygote during sexual reproduction? ​

Answers

the male and female gametes, because they do this during sexual reproduction in order to form a zygote.

Answer: the top one

Explanation:

How long does it take for a dinosaur to decompose?​

Answers

Answer:

DECADES

Explanation:

Enzymes are typicaly carbohydrates. *
True or
False

Answers

Answer: false

Explanation:

Answer:

false, they are usually proteins

Explanation:

i learned this chapter

Please help meee someone

Answers

Answer:

Genes are segments of deoxyribonucleic acid (DNA)

Each chromosome is made up of DNA

Genes carry the information that determines your traits (say: trates), which are features or characteristics that are passed on to you — or inherited — from your parents.

Explanation: C

A habitat supports ten thousand rabbits, however, the habitat has enough water and space to support twenty thousand rabbits. What might be a reason for
this?​

Answers

It will only support 10,000 because rabbits eat constantly and need a constant supply of food if there is 20,000 rabbits yes there will be enough for maybe a couple of days but not enough for all 20,000 to survive and the numbers will go back down to 10,000 due to the survival of the fittest

100 points plus brainliest if you write a lab report based on this link, the report is on the Disease spread in Biology

Answers

Answer:

Ok. I'll try to do it . But where's the link ? Also, can the report be on any disease?

What are some examples of a bacterial infection?

Answers

Answer:

Strep throat, UTI's, food poisoning, MRSA, and various other STD's

Explanation:

Answer:

strep throat, uti (urinary tract infection), and e coli are all examples

1. The dependent variable is also called which of the following?
O responsive
O responding
O manipulated
O manipulator

2. The independent variable is also called which of the following?
O Responsive
O Responding
O Manipulated
O Manipulator


PLEASE HELP FAST!!! I’m timed

Answers

1. Responsive
2.Manipulated

Answer: Independent=Manipulated

Dependent=Responding

Explanation:

It's in Nearpod

An arid climate with high annual temperatures would most likely be found in what
Earth location?

Answers

Answer:

Explanation:

north of the tropical climate zone in the Northern Hemisphere, and south of the tropical zone in the Southern Hemisphere.

Answer:

Atacama Desert in Chile

Explanation:

The Atacama Desert in Chile is known as the driest place on Earth. It averages 0.04 inches of rain each year.

Which of these activities promotes the most sustainable use of resources?​

Answers

Answer:

.Recycle

.Pick up trash

.Sort the garbage

.Plant a garden

.Make laundry products at home

Explanation:

What is a chromosome? Why are they important? Please be descriptive in your own words

Answers

a chromosome is a structure of DNA made of nucleic acids and proteins that carry genetic information. they are necessary for an organism to have a unique genetic code

Models are often used to explain scientific knowledge or experimental results.

A model of an ecosystem is shown below.


This model classifies organisms based on
A. reproductive processes.
B. decreasing mass.
C. feeding habits.
D. ability to move.

Answers

Reproduction process

Question 8
(02.03 LC)
What did Louis Pasteur's experiment contribute to cell theory? (4 points)

a
The fact that all organisms consist of cells

b
The evidence that cells are the basic unit for all organisms

c
The proposal that cells are living organisms

d
The proof that cells only come from other cells

Answers

Answer:

D. is the correct answer

Explanation:

He was the first scientist to prove that cells can only form from pre-existing cells

Hope it helps.

Need help with the question

Answers

Answer:

plant cells

Explanation:

Which of the following is a true statement about the worlds energy resources?

Answers

Answer:

b

Explanation:

Study the graph and then complete the passage. 425 8.33 400 Atmospheric CO2 (ppmv) Seawater pCO2 (uatm) Seawater pH 8.28 375 8.23 CO2 350 8.185 PETITE 325 8.13 300 8.08 275 1955 1965 1975 1995 2005 8.03 2015 1985 Year The graph shows data collected near the Mauna Loa volcano in Hawaii from 1955 to 2015. The data includes atmospheric CO2 levels, seawater CO2 concentrations, and seawater pH readings. If the current trend continues, the seawater near Mauna Loa will likely become more alkaline due to the changing concentration of in the water.​

Answers

Answer:

First blank: MORE ACIDIC

Second blank: CARBON DIOXIDE

Explanation:

GOT IT RIGHT IN PLATO

Answer:

more acidic

carbon dioxide

Explanation:

took the test got it right

Should girls cook during menstrual days or not? Why? plz tell me fast​

Answers

Answer:

IN OLDEN TIMES:

A girl, when she reaches puberty is barred from entering the prayer room or performing any religious prayers during her menstruation. The only reason mentioned in our scriptures is that she is (ashudha) unclean during that period.

During ancient days, women would take bath in the river, pond or near the well. During the time when the girl would be menstruating, it would be awkward to bathe outside in the river as it would probably ‘pollute’ the water.

So, the ladies did not take bath. Since the ladies did not take bath, they were naturally termed ‘unclean’ during that time. Hence, their being barred from the clean’ places in the house, namely the prayer room or the kitchen.

However, Science has a different meaning for the menstruation. As per science, a woman is more irritable during those days because of a hormonal imbalance. Psychics claim that there is a different aura around a menstruating woman, maybe again a chemical reaction.

Segregating to pray requires a positive attitude and people tend to respond to the negative virations of a person standing with you; maybe that was the reason why a woman was barred from public places and the kitchen.

TODAY:

Times have changed,

It is the old saying of old people. But of a girl cooks during periods then it is not to become bad in taste or it won't get spoiled. The taste of food is going to be same as she cooks on other days. So I think this saying is wrong and girls can cook during their mensuratl days. It is a natural cycle and they r not responsible for it

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