Lesson 7 Student Activity Sheets: How do bacteria get killed?

Lesson 7 Student Activity Sheets: How Do Bacteria Get Killed?

Answers

Answer 1

Answer:

Explanation:

Bacteria Gets killed when you wash your hands more often, use moist boiling heat, And that's all i can think of, Not the answer you were looking for? But i am 100% sure this'll help you out


Related Questions

Which of the following is not a reason that cells undergo mitosis

Answers

Answer:

What are the options to choose?

Bud you didn’t give the answers have a great day tho!!!

1. Solids have a definite volume and a definite shape
Group of answer choices

True

False

2. A mixture IS a pure substance
Group of answer choices

True

False

Answers

Answer:

1. True

2. False

Explanation:

Solids do have a definite volume and a definite shape

Mixture is an impure substance

Answer:

1. True, solids have both definite volume and shape

2. False, a mixture is not a pure substance

What is the cell cycle

Answers

Answer:A cell cycle is a series of events that takes place in a cell as it grows and divides. A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division.

Explanation:

A cell cycle is a series of events that takes place in a cell as it grows and divides. A cell spends most of its time in what is called interphase, and during this time it grows, replicates its chromosomes, and prepares for cell division.

A cell cycle is when a cell is created of another cells then eventually has another one then the one before that dies out and it is a reproduction cycle.


Which statements describe the energy in a food web? Select three options.

When an organism eats another organism, it loses energy.

Producers have the greatest amount of available energy.

Energy can follow many different paths.

When an organism eats another organism, it gains energy.

Producers have the least amount of available energy.

Energy always follows a single path.

Answers

When an organism eats another organism, it gains energy

Answer:

BCD!!!!!!!!!!!!!!!!!

Explanation:

Is it guard cells or epidermal cells?

Answers

Answer:

Hope this help

Explanation:

Essentially, guard cells are two bean-shaped cells that surround a stoma. As epidermal cells, they play an important role in gaseous exchange in and out of plant leaves by regulating the opening and closing of pores known as a stoma.

3. Blood types: House elves have the same basic blood
types that human have; A,B, AB and O.

a. If a male house elf with blood type o has children with a female house elf
who is blood type
AB, what will the phenotypic ratios of their offspring be? (show your work).

b. A male house elf with blood type A (but whose mother was blood type O) has
children with a female elf who is type B (whose mother was type A and whose father
was type AB). What percentage of their offspring should be blood type B?

c. Dobby is blood type A and Harry Potter is blood type AB. Is it possible for Dobby to give
blood to his master? Can Harry give blood to Dobby? Explain.

Answers

Answer:

a. 1:1

b. 25%

c. Dobby can give blood to Harry, but Harry cannot give blood to Dobby.

Explanation:

a. Type O blood is recessive to type A blood and type B blood.      

     A    B

O  AO  BO

O  AO   BO

According to the Punnett square, 50% of the offspring will have the AO genotype and 50% will have the BO genotype (1/2=50%). This means 50% will have type A blood and 50% will have type B blood, as the alleles for type A and type B blood are dominant over the allele for type O blood.

b. The male house elf's genotype is AO. If his mother was type O, then she only had the type O alleles to pass down to him, so he had to inherit one. The female house elf's genotype is BO. Her mother had to have the genotype AO. This is the only way the female would have inherited type B blood. If her mother had the AA genotype, then she would've had type AA or AB blood.

     B    O

A  AB  AO

O  BO  OO

According to the Punnett square, their offspring have a 25% chance of displaying any of the four blood types (1/4=25%).

c. Dobby has type A blood and Harry has type AB blood. This means that Dobby can give blood to Harry, as Harry has A antigens. However, Harry cannot give to Dobby because Dobby doesn't have B antigens, so he would experience an incompatibility reaction.

Which describes the study of spectroscopy? Select the two correct answers.
reflection of light by Earth

interaction of light and atoms

the number of galaxies

emission and absorption of light

Answers

Answer:

interaction of light and atoms

emission and absorption of light

The answer to this question is in options 2 and 4. Spectroscopy is the interaction of lights and atoms and the study of the emission and absorption of light.

Spectroscopy can be defined as the study of light absorption as well as its emission. It is also uses to study of structure of atoms.

It offers techniques that has to do with how a sample responds to the radiation of light.

Its applications are:

Used to determine atomic structureTo determine metabolic functionsstudies spectral emissionsHelps to improve the effectiveness of drugs

Read more on https://brainly.com/question/23299370?referrer=searchResults

What is blood type an example of

Answers

Answer:

blood is a type of connective tissue

Explanation:

5)
Many scientists believe that the earliest cells on Earth were relatively simple, lacking nuclear
membranes and other organized cellular structures. Over time, more complex cells
developed from these simple cells.
These statements describe the concept of
A)
evolution
B)
dominance
C)
use and disuse

Answers

The answer is A) evolution
The answer is A. Evolution

2)List the processes that add carbon dioxide to the air.


•​

Answers

Answer:

When organisms breathe or decompose (decay), carbonate rocks weather, forest fires occur, and volcanoes erupt, carbon dioxide is released into the atmosphere naturally. Human activities such as the burning of fossil fuels and trees, as well as the manufacture of cement, contribute carbon dioxide to the atmosphere.

Explanation:

A student breeds a population of flowers with two alleles, red and white. Over time, the white allele, q, decreases in frequency. She plots the frequency of this allele found in her population in the graph below. Assuming that Hardy-Weinberg equilibrium holds, what is the frequency of heterozygotes in generation 6?

Answers

Answer:

PLZ READ THIS FOR YOUR SAFTEY

Explanation:

PEOPLE HAVE ON BRAINLY HAVE BEEN PASSING OUT SHORT LINKS THAT CAN HACK YOUR ACCOUNT, DO NOT CLICK ON THE LINK AND REPORT THE ANSWER/COMMENT OR WHATEVER IT IS

THANK YOU!!

can either a genotype or phenotype be expressed as a percentage?​

Answers

Answer:

Phenotype

Explanation:

"only four phenotypes result from the six possible ABO genotypes. How does this happen? To understand why this occurs, first note that the A and B alleles code for proteins that exist on the surface of red blood cells; in contrast, the third allele, O, codes for no protein."

Sorry if im wrong

which of the following would you expect to see in a positive feedback system


a reduction output

a magnification of output

a stabilization of output

a movement toward equilibrium ​

Answers

Answer:

a magnification of output

Answer:

a magnification of output

Explanation:

just took test

question 3 , 4 , 5 , 6 and 7
- 50 points ! and will mark u brainly
need help ASAP !

Answers

Answer:

READ EXPLANATION

Explanation:

3 - B

4 - D

5 - A

6 - C (?)

7 - D

True or false when thermal energy is added the tempature will increase execpt during a phase change is occuring?

Answers

Answer:

true. when the thermal energy of an object increase the temperature increases

Which option describes the male and female blossoms of a squash vine in the following scenario?
A recipe calls for male squash blossoms rather than female squash blossoms, indicating that female blossoms should be left on the squash vines to develop fruit, while most male blossoms can be sacrificed, leaving only a few as pollinators.


imperfect flowers

complete flowers

dioecious

inflorescence

Answers

Answer:

I think it is the inflorescence but maybe your thinking is best answer.

Answer:

imperfect flowers

Explanation

inflorescence is incorrect! just did the assignment and looked at the answers.

PLZ HELP AS FAST AS YOU CAN!!!!!!!!!!!!!!!!
Which of these belong to the Phylum Arthropoda (Select all that reply.)
A. Butterflies
B. Lobsters
C. Spiders
D. Oysters

Answers

Answer:

Many familiar species belong to the phylum Arthropods—insects, spiders, scorpions, centipedes, and millipedes on land; crabs, crayfish, shrimp, lobsters, and barnacles in water. Arthropods are considered the most successful animals on Earth.

Explanation:

But the answer is spiders

Answer:

Its B and C.

Explanation:

Almost all animals belong in the Phylum Arthropoda.

The fossil remains of an ancient plant are present in a rock as shown below. the rock is most likely: igneous metamorphic crystallized sedimentary

Answers

They are most likely sedimentary rocks

New data is found which goes against what scientists predicted should happen. Which of the following is NOT a potential result of the new research?

A (A current theory is discarded because it cannot explain the new data

B (A current theory is modified to better explain the new data

C (A current law is charged to account for the new data

D (Any of these are possible responses to new and unexpected data

Answers

Answer:

I believe the answer is C. A current law is charged to account for the new data

Explanation:

Im not 100% sure but it sounds like the answer

Hopefully this helps :3 sorry if wrong :( Plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3

-Bee~

When new data is found which goes against an existing scientific prediction, a theory on the subject can either be discarded or modified but scientific laws hardly change because of a new data. The correct option would, therefore, be C.

In science, theories are derived when a phenomenon holds true after several independent investigations have been made into it. When new contradicting data emerge and also holds true in independent findings, relevant theories may either be modified or outrightly discarded for a new one.

Laws, however, are formed from data that holds true for a very wide range of phenomena. Hence, a new contradicting data will not be sufficient to change laws in science.

In summary, changing a current law to account for a new data is NOT a potential result of the research that produced the data.

More on theories and laws can be found here: https://brainly.com/question/13452553

Symbiotic relationships are an important component of life. Which of the following relationships are most similar to the relationship between fleas and a dog?


Honeybees and a flower


Shark and a remora fish


Sea anemones and clownfish


Athlete’s-foot fungus and a human

Answers

Answer:

Athletes foot fungus and a human

Explanation:

Since the athletes foot fungus is a disease that a human contracts, it closely resembles the parasitic relationship between fleas and a dog

For a certain breed of cat, short tails are dominant (1) and long tails are
recessive (1). The Punnett square below shows a cross between two parents,
What is the phenotype ratio for this cross?
T
t
Tt to
TE
A 4 long. O short
B. 2 long, 2 short
C. 3 long, 1 short
D. I long, 3 short

Answers

The phenotype ratio for the cross would be 1 long:3 short.

Phenotypes

This refers to the physical expression of genes.

Let us assume that the allele for short tail is T while that of long tail is t.

Since short tails are dominant over long tails, any genotype with T will always be expressed as short tail.

Thus, TT and 2Tt will have short tails while only tt will have a long tail, making a ratio of 3:1.

More on phenotypes can be found here: https://brainly.com/question/20730322

Your body's non-specific ways of combating
pathogens or foreign invaders is called the second
line of defense. Which of the following are
considered your second line of defense?

Answers

Antibodies is the second line of defense

What are common sedimentary rocks
?

Answers

Answer:

Common sedimentary rocks include sandstone, limestone, and shale

Explanation:

Answer:

Sandstone, Shale, siltstone, chert,

Explanation:

Those are common sedimentary rocks

Parksion disease Causes of low loss of a control muscle movement include shaking up the body difficulty walking and keeping balance which body system is being affected by this disease

Answers

Answer:

Nervous system

Explanation:

because it effects most of the controls in the body causing it to feel unstable and shaky

Metals and minerals accumulate in specific regions on Earth due to _______ activity and as part of the rock cycle. When sustainable yield is achieved, the rate of replenishment is equal to the rate at which the resource is harvested. This means that the resource can be harvested _______. Plate motion can create the proper temperature and _______ underground for hydrocarbons to release from kerogen.

Answers

Answer: volcanic

indefinitely

pressure

Explanation:

It should be noted that metals and minerals are regarded as non renewable resources which implies that they cannot be replenished.

They accumulate as a result of volcanic activities which takes place in the Earth. The resources can be harvested indefinitely when there is achievement of the sustainable yield. Plate motion can then create the proper temperature and pressure underground that is required for the hydrocarbons to release from kerogen.

Answer:

1. Non-renewable

2. Volcanic

3. Indefinitely

4. Pressure

5. Metals are found in rocks and can be moved by erosion and rainfall. these processes carry metal away from weathered rock, causing metals to accumulate in sediments, rivers, and streams.

Explanation:

From Penn

Which statement best describes the relationship between cells, DNA, and
proteins? *

1)Cells contain DNA that controls the production of proteins.

2)DNA is composed of proteins that carry coded information for how cells function

3)Proteins are used to produce cells that link amino acids together into DNA.

4)Cells are linked together by proteins to make different kinds of DNA molecules.

Answers

Answer:

The correct answer is 1.

Cells contain DNA that controls the production of proteins.

Let me know if this helps!

help plzz


A. Coniferous forests are found only in the southern part of Earth.

B. Coniferous forests are found only in the northern part of Earth.

C. Coniferous forests are found all over Earth.

D. Coniferous forests are no longer found on Earth.

Answers

Answer:

The answer is B. Coniferous forests are found only in the northern part of Earth.

Explanation:

Coniferous trees thrive where summers are short and cool and winters long and harsh which is characteristic of the northern hemisphere.

Answer:

The answer would be B.

Explanation:

B. Coniferous forests are found only in the northern part of Earth.

Help me please and thank u

Answers

Answer:

the large dotted line that starts to even out at the top of the curve

Explanation:

it shows that the number of bacteria stops growing and from that you can infer that they aren't getting enough nutrients in order to keep growing and multiplying

Which of the following is one goal for creating transgenic organisms?

Answers

To treat and/or cure diseases

What are transgenic animals?

Transgenic animals are animals (most commonly mice) that have had a foreign gene deliberately inserted into their genome. Such animals are most commonly created by the microinjection of DNA into the pronuclei of a fertilized egg which is subsequently implanted into the oviduct of a pseudo regnant surrogate mother.

What are the uses of transgenic animals?

Applications of animal transgenesis is to obtain information on gene function and regulation as well as on human diseases and to obtain high value products to be used for human therapy.

To learn more about transgenic animals here

https://brainly.com/question/2831602

#SPJ2

Based on our knowledge of word parts, what
substrate do you think the enzyme to break
down nucleic acids might be names?

Answers

The answer is catalysis
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