HELP PLEASE IVE BEEN STUCK ON THIS FOR 30 MINUTES

HELP PLEASE IVE BEEN STUCK ON THIS FOR 30 MINUTES

Answers

Answer 1

Answer:

13 - b]

14 - c]

15 - a]

16 - d]


Related Questions

which structure could limits water loss in plants?
A) big leaves
B) waxy cuticle
C) phloem
D) non of above

Answers

Answer:

Big leaves cause water loss

Answer:

B) waxy cuticle

Explanation:

B) waxy cuticle

which is a primary function of a vacuole in a cell​

Answers

Answer:

The primary function of a vacuole is that it can store water and food.

Explanation:

Answer:

A vacuole is a membrane bound cell organelle

the function of vacuoles is to maintain water balance and for storage of something

the size of vacuoles in plant cell is very big it takes more than half of the cell but in animals very small

hope it helps

What is the main function of the reproductive system?
A. It creates hormones that regulate growth

B. It makes babies grow into teenagers

C. It allows organisms to create offspring- new babies

Answers

Answer:

C. It allows organisms to create offspring- new babies

Explanation:

Hope this helps

In the leaf cells of a plant, enzymes control the rate at which carbon dioxide is converted into glucose. Which environmental factor would MOST affect the action of the enzyme?

Answers

Answer: The environmental factor that would most affect the action of enzymes in the conversion of carbon dioxide into glucose (photosynthesis ) is the light.

PHOTOSYNTHESIS - Photosynthesis is a process by which plants and other organisms convert light energy into chemical energy, which is then released to fuel the organism's metabolic activities through cellular respiration. Carbohydrate molecules, such as sugars, store this chemical energy, which is created from carbon dioxide and water.

The first photosynthetic species most likely arose early in the evolution of life and used reducing agents such as hydrogen or hydrogen sulfide as electron sources rather than water. In the process of carbon fixation, carbon dioxide is transformed into sugars; photosynthesis uses energy from the sun to turn carbon dioxide into carbohydrate. Carbon fixation is a redox reaction that is endothermic. Photosynthesis is the oxidation of carbohydrate or other nutrients to carbon dioxide, while cellular respiration is the reduction of carbon dioxide to carbohydrate. Carbohydrates, amino acids, and fatty acids are nutrients involved in cellular respiration.

Overgrazing of land by livestock contributes to a major problem. Which of the following is most directly related to overgrazing
A. depletion of ground water
B. increased pollution
C.erosion of soil
D.acid rain

Answers

B sorry if I got this wrong

Overgrazing should be directly related to increased the population when it has the major problem. Hence, the correct answer is option B. increased pollution.

What is overgrazing?

It should be arise at the time when the plants should be exposed to intensive grazing for expanding the period of time or it should be without considering the recovery period i.e. enough.

Also, it should be leaded via livestock that should be not managed properly with respect to the agricultural applications, natural reserves.

Hence, the correct answer is option B. increased pollution.

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Cells typically respond to DNA damage in three ways: by ceasing to grow and divide until the damage is repaired, by permanently ceasing to grow and divide, or by dying. In 2010 a group of scientists reported that a certain kind of immune reaction can cause DNA damage that leads to a fourth response. DNA damage can turn off genes involved in cell-signaling pathways. Turning off these genes can cause less-mature cells to divide too rapidly, often leading to the development of- a. tumors c. hemophilia b. allergies d. cardiovascular disease

Answers

It can lead to the development of A. Tumors

Turning off these genes can cause less-mature cells to divide too rapidly, often leading to the development of (A) tumors.

What is the most common cause of tumor?

When cells reach their end of life cycle or get damaged, they pass away and are replaced by new ones. This normally well-regulated process can, on occasion, become disorganized, allowing aberrant or damaged cells to proliferate and reproduce when they should not. These cells have the potential to develop tumors, which are mass accumulations of tissue.

There are primarily three different kinds of tumors:

Benign: These tumors do not have any cancer-causing properties. They do not penetrate the tissue that is close by and they do not spread to other areas of the body.Tumors that are premalignant have cells that are not currently cancerous but have the capability of developing into cancerous cells in the future.Malignant: Malignant tumors are malignant.

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Explain why reptiles and birds are placed in the same clade.

Answers

Answer:

because they both have jaws, lungs, and claws or nails and they include some of the same common ancestors.

Explanation:

Which method of heat transfer warms the air just above hot sand on a beach?

Convection, because heat is transferred through the solid sand
Conduction, because the air particles in contact with hot sand move faster
Conduction, because the heat moves with the help of electromagnetic waves
Convection, because the air particles transfer heat in the absence of a medium

Answers

Answer:

Convection

Explanation:

Because heat is transferred through the solid sand

Suppose a family replaces ten 60-watt incandescent bulbs with ten 30-watt fluorescent lamps. If each light was used for 4 hours per day and the cost of electricity was 10.0 ¢/kWh, how much money would they save in a year? Explain your answer. (This question is for a science gizmo)

Answers

Answer:

so i have no clue but i recommend looking up "*name of gizmo* answer key* and looking in images. always works for me.

Explanation:

(Help please) ive gone braindead

Answers

Answer:

1) b] X, W, Z, Y

2) a] W

3) b] On top and left of the box.

4) c] A child always inherits one dominant and one recessive allele.

PLEZ HELP ASAP I WILL MAKE U BRAINLIEST

Answers

Answer:

answer C

Coefficients are used in all chemical equations to show the relative amounts of each substance present.

Cellular differentiation progressively restricts cell fate because the unexpressed genes in the cell:Select all that apply become more densely packed with nucleosomes accumulate both point mutations and deletions accumulate point mutations undergo irreversible repression accumulate deletions.

Answers

Answer:

undergo irreversible repression

Explanation:

Cellular differentiation refers to the process by which one cell and/or cell population divides and differentiates into more specialized cells. During cell fate differentiation, epigenetic marks modify chromatin structure in order to hamper the accessibility of the transcriptional machinery and transcriptional factors to different genes, which are irreversibly repressed. These epigenetic marks include DNA methylation and histone modifications (e.g., histone acetylation, histone methylation, etc). For example, it has been shown that DNA methylation and histone H3 lysine 27 tri‐methylation (H3K27me3) are epigenetic repressive marks on genomic regions that play a major role in gene expression programs during cell fate differentiation.

why is taking action for global warming important? please help

Answers

Answer: Global warming will cause significant harm to the health of persons and their communities by compromising food and water supplies; increasing risks of morbidity and mortality from infectious diseases and heat stress; changing social determinants of health resulting from extreme weather events, rising sea levels,

what must a cell have enough of in order to complete cell division?

Answers

Answer: it must grow, copy its genetic material (DNA), and physically split into two daughter cells.

Explanation: :)

What is Nondisjunction
and when does it happen?

Answers

Answer:

I is when two or more chromosomes fail to separate, which makes daughter cells with abnormal amounts of chromosomes

Explanation:

Your welcome.

50 POINTS

How can the environment impact a particular population of a species?

Answers

Answer:

Certain species need different environments to live in and if its too cold for one species it can lead to death of the population of that species.

that is what I put

Explanation:

are controlled by the genes made up of DNA located on the chromosomes. (thread-like strands) containing genetic material are located in the for the cell. The chromosomes is divided into small sections called The genes consist of a long strand of The DNA contains the blueprint for how the organism and functions (traits)

Answers

Answer:

Traits.

Explanation:

Traits in an organism are controlled by the genes. These genes are made up of DNA that is responsible for the unique appearance of the organisms. Some organisms are different from one another because of the DNA that helps the to perform different functions. In the DNA, all information is present about form and structure of the organisms so that's why we can say that traits or characteristics are controlled by genes.


When a non-native species is introduced into a new ecosystem, it may thrive because?

Answers

Answer:

because their new environment lacks any natural predators or pests.

Explanation:

I need help :(?An animal with radial
symmetry will have body
parts that extend
outward from a center
area. An animal with
bilateral symmetry has a
right and left side that
are mirror images of
each other.
Draw a single plane to
divide the bilateral
symmetry animal, and
draw three lines that
each divide the radial
symmetry animal

Answers

Bilateral symmetry means animal is split in half to form symmetry.
Radial, think pie fractions.

what is the advantage of having large leaves like this in a rain forest?
A) to absorb water
B) to limit sunlight absorption
C) to maximize sunlight absorption
D) non of above

Answers

to maximize sunlight absorption

compare and contrast the three types of symbiotic relationships.

Answers

Answer:

Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.

A murder occurs in a nursing home during a night full of thunderstorms and pouring rain. The victim is discovered lying on the plush carpet of the rec room, bleeding from a wound to the head. The staff assures investigators that there must have been a break-in because no one who lived or worked at the facility would do something like that. Considering the Principles of Trace Evidence, what would investigators be looking for to prove that someone entered from outside the facility?

Muddy or wet footprints in the carpet
The discovery of a murder weapon
Letters to the victim from a sick relative
Blood spatter from the victim's head wound

Answers

Answer:

Muddy or wet footprints in the carpet

Explanation:

Is this a question for school or is this some riddle?

Answer:

a

Explanation:

just took the test

In a species of Drosophila, developing larva have special proteins in their epithelial cells. These proteins bind to a certain repressor in the larva's cells, which ultimately causes a dark pigment to be produced. What would you expect if scientists purposely injected a developing larva with an excess of these proteins?

Answers

Answer:

The larva gets dark pigment.

Explanation:

If scientists purposely injected an excess concentration of these proteins in the larva, the larva gets deep dark colour because this protein is responsible for the pigment colour in the larva of Drosophila. By increasing the protein concentration the pigment will also have a very dark colour. So we can conclude from this that increasing the amount of protein causes increase in the pigment colour.

Cancer is the uncontrolled growth of cells which of the following would be most likely to cause cancer

Answers

Answer:

What are the choices?.....

Which of the following best describes genes?

a: polymers of peptides used to make proteins
b: nucleotide sequences in dna that code for traits
c: pieces of rna that produce carbohydrates
d: collections of nucleic acids that generate energy

Answers

Answer:

b: nucleotide sequences in dna that code for traits

Which area is indicated in the diagram below? (5 points)
Оа
Thalamus
Ob
Pons
Oc
Cerebellum
Od
Brain stem

Answers

Answer:

Oa

Explanation:

Thalamus is the middle

The brain part represented in the diagram is thalamus.

What is brain?It is one of the most complex organs in our body.It controls various activities like: breathing, vision, memory, etc.It is divided into three parts: forebrain, midbrain and hindbrain.Forebrain consists: cerebrum, thalamus and hypothalamus.Hindbrain consists: cerebellum, medulla and pons.Midbrain is located between thalamus and pons.What is thalamus?It is located in the middle of brain and is a part of forebrain.The sensory information first gets processed in thalamus before being sent to the brain.

Hence, the correct answer is a. Thalamus.

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I need help right now please help look at the screenshot

Answers

Answer:

1. It is a biography because it gives important info and it is not first person. 2. The text feature is a caption.

3. He found the main words from "The Rolling Squads" and the author probably used this title because he was often told that him be paralized would be a problem and he still does basketball.

4. I'm not sure about this one, but I guessing that there is no law that stops him proving that even though he is paralized, he can still do things.

Hope this helps! I tried my best on this one :)

Explanation:

I made this not you </3

Don't even copy it.

Which is not a problem with the old-earth story?

Venus rotates backwards.
The sun rotates too slowly.
Earth is wobbling from a collision.
Uranus is tipped on its side.

Answers

Earth is wobbling from a collision because that’s two things colliding(guess and logic)

Answer:

(C) a windy and powerful storm system

Explanation:

on Edge 2020

Which option describes the function of RNA polymerase?
Select one:

Carrying amino acids to the transcription site.

Moving mRNA strands into and out of the nucleus.

Splitting the DNA double strand into two single strands.

Forming an RNA strand using a DNA strand as a template.

Answers

Answer:

brown

Explanation:

have you pooped today?

The option which describes the function of RNA polymerase is that it forms an RNA strand using a DNA strand as a template. Thus, the correct option for this question is D.

What is RNA polymerase?

RNA polymerase may be defined as a multi-unit enzyme that synthesizes RNA molecules from a template of DNA through a process called transcription. This enzyme is responsible for copying a DNA sequence into an RNA sequence, during the process of transcription.

RNA polymerase binds to DNA, separates the strands, then uses one of the strands as a template from which to assemble nucleotides into a complementary RNA strand.

It uses a single-stranded DNA template to synthesize a complementary strand of RNA. Specifically, RNA polymerase builds an RNA strand in the 5' to 3' direction, adding each new nucleotide to the 3' end of the strand.

Therefore, the option which describes the function of RNA polymerase is that it forms an RNA strand using a DNA strand as a template. Thus, the correct option for this question is D.

To learn more about RNA polymerase, refer to the link:

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Instructions: Write 2/3-1 page of notes on the video.
https://youtu.be/8yvEDqrc3XE
You can just write the sentences down... please and thank you!
I always give a brainliest ;)

Answers

Answer:

ok i will lookk

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