help is needed please

Help Is Needed Please

Answers

Answer 1

Answer:

3

Explanation:


Related Questions

ls Carbon dioxide needed for photosynthesis​

Answers

Yes.

6CO2 + 6H2O → C6H12O6 + 6O2

yes it is the plants need carbon dioxide

Help!! please just a bit confused

Answers

Answer:

phospholipids are composed of a phosphate group, two alcohols, and one or two fatty acids. On one end of the molecule are the phosphate group and one alcohol; this end is polar, i.e., has an electric charge, and is attracted to water (hydrophilic).

A cactus can either have long needles (L) or short needles (). A cactus
grower crosses two cacti. The cross is shown in the Punnett square below.
What is the phenotype ratio for this cross?
A. Four long, zero short
B. One long, three short
C. Two long, two short
D. Three long, one short

Answers

Answer:

D.

PLEASE FOLLOW ME

OPTION D will right

IN YOUR OWN WORDS, what is the definition for the words Zygote?

Answers

Zygote is the single cell formed from the fussion of male and female gamete.

Allosteric effectors: Question 1 options: can lead to a decrease in the availability of a protien alter enzyme activity by binding to the active site of an enzyme can cause large changes in enzymatic activity decrease the sensitivity of the enzyme at nearly all concentrations of substrate do not alter the sensitivity of a metabolic pathway

Answers

Answer:

can cause large changes in enzymatic activity

Explanation:

An enzyme refers to a biological catalyst that is typically used to speed up (accelerate) the rate of a chemical reaction by lowering the activation energy of its reactants.

An allosteric effector can be defined as an agent, organ or molecule that is being binded to an enzyme at a site, thereby causing a reduction (negative effect) or an increase (positive effect) in an enzyme activity.

When the activation energy of a reaction is low, the rate of the reaction would be faster. Therefore, an enzyme speeds or catalyzes the rate of a reaction by lowering its activation energy.

Additionally, if the conditions are not optimal for an enzyme, it limits the ability of an enzyme to bind or be joined with its substrates.

Furthermore, an increase in temperature increases or speeds up the rate of a reaction while low temperature limits or reduces the rate of a reaction.

In the human body, the optimal temperature for enzymes is around 37 degrees celsius (°C).

In conclusion, an allosteric effector can cause large changes in enzymatic activity because it acts as an intermediary and mediates specific effect in a metabolic pathway.

______is the largest sac between small and large intestine were cellulose of food is digested .

_____ is the largest gland in human body.

______ is the enzyme present in saliva which act on starch food.

pls can u solve it :/​

Answers

Answer:

1. its rumen

2. liver

3. enzyme amylase

Explanation:

Please mark me brainliest to answer more question

happy to help u

what produce energy from food during respiration​

Answers

Answer:

The cellular process of releasing energy from food through a series of enzyme-controlled reactions is called respiration. Some of the energy released is used to produce ATP. Some of the energy released is lost as heat.

Wrong answers will be deleted and reported.
Plz, help! Mild fever, chills, headache, and swollen glands are symptoms of:

1.)rubella
2.)influenza
3.)measles
4.)mumps

thank you for your help!

Answers

4.) mumps or Mononucleosis

Answer:

4 ) mumps or Mononucleosis

Explanation:

Which of the following best describes bacteriophage?
w
A.A bacterium that obtains energy by feeding on other bacteria
B.A virus that infects bacteria
C.A virus that passes eukaryotic genes to prokaryotes
D.A bacterium that takes in free DNA from its environment

Answers

Answer:

b. A virus that infects bacteria.

can anyone answer this

Answers

Nucleus,
Chloroplasts
ATP,
Endoplasmic Reticulum

Answer:

1. nucleus

2. chloroplast

3. ATP

4.Endoplasmic Reticulum

Explanation:

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PLS MARK BRAINLIEST

2 difference between pupa of honey bee and pupa of silkworm??​

Answers

The larvae of a silk moth secrete the silk thread which is used to make clothes. Honey bees produce and store honey which is nutritious food. Silkworm is a creamy white colored insect which is about 2-3 cm long and shining in nature. Bee larvae have been shown to be an excellent food source for rearing insects

How are all fungi and all protists alike?

Answers

Explanation:

Since plants and fungi are both derived from protists, they share similar cell structures. Unlike animal cells, both plant and fungal cells are enclosed by a cell wall. As eukaryotes, both fungi and plants have membrane-bound nuclei, which contain DNA condensed with the help of histone proteins.

Nature of cell structure.
Explanation:
Both are eukaryotic organisms and have well-defined nuclus, cell organells.

how the inner ear is responsible for feeling dizzy?

Answers

Answer:

In turn, the brain tells your body how to stay balanced. If you're on a rollercoaster or a boat that's moving up and down, the fluid in your inner ears might take a while to stop moving. This is why you may feel dizzy for a little while even when you stop moving or are on solid ground. Dizziness caused by the inner ear may feel like a whirling or spinning sensation (vertigo), unsteadiness or lightheadedness and it may be constant or intermittent. It may be aggravated by certain head motions or sudden positional changes.

Explanation:

How do you fix dizziness in the inner ear?

1) Sit on the edge of your bed. Turn your head 45 degrees to the right.

2)Quickly lie down on your left side. Stay there for 30 seconds.

3)Quickly move to lie down on the opposite end of your bed. ...

4) Return slowly to sitting and wait a few minutes.

5) Reverse these moves for the right ear.

Inner Ear Dizziness
Half of the inner ear is used for hearing (the cochlea) and the other half is used for balance (the labyrinth). If the labyrinth or the nerve that connects it to the brain is malfunctioning, dizziness can result.

Which property of water stabilizes global climate?

Answers

The hydrogen bonds between water molecules allow water to hold heat better than most substances. As the temperature surges, the hydrogen bonds between water; continually from thousands cracks and reforms, enabling the overall temperature to stay steady, although exceeding energy is added to the system.

Chang wants to build a circuit that will light up a bulb from a flashlight, and has a battery, switch, wire, and a light bulb.

Which component would Chang use as the source of energy?

the battery
the switch
the wire
the light bulb

Answers

The correct answer is: the battery. Taking into account the battery is the only possible source of energy.

The battery component would Chang use as the source of energy.

What is Battery?

Batteries consist of one or more cells, each of which undergoes chemical processes to produce an electron flow in a circuit.

Each battery has three primary components: an anode (the "-" side), a cathode (the "+" side), and an electrolyte of some sort.

When the cathode and anode of a battery are connected to a circuit, a chemical reaction takes place between the anode and the electrolyte. Following this reaction, electrons return to the cathode and experience a second chemical change.

Therefore, The battery component would Chang use as the source of energy.

To learn more about Battery, refer to the link:

https://brainly.com/question/11670669

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Why do you think sea otters are important in the kelp forest?

Answers

Answer:

It controls the population of sea urchins.

Explanation:

Sea otters are very important in maintaining the balance of ecosystems present near the sea or ocean, such as kelp forests etc. In the absence of sea otters, sea urchins can increase in population i.e. overpopulate the sea floor and feed all vegetation of the kelp forests that provide cover and food for many other marine animals which leads to imbalance of an ecosystem so that's why we can say that sea otters are important in the kelp forest.

Which of these provides evidence from development biology of a shared evolutionary history ?

Answers

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the leg of the whale and the skeletal structure of it provides the evidence from developmental biology of a shared evolutionary history.

Answer:

D. The skeletal structures of a leg of a horse and a flipper of a whale are very similar.

Explanation:

A heterozygous tall (Tt) plant is crossed at with a short plant (tt). The probability that offspring plants will be tall is
a. 25%

b. 50%

c. 75%

d. 100%

Answers

The answer is 50%, or B.

What renal actions does angiotensin II have that are not related to its ability to produce vasoconstriction

Answers

Answer:

Angiotensin II is a main effector of RAS and is produced due to the release of the renin that forms in the kidney, angiotensin in turn stimulates the release of aldosterone from the adrenal cortex.

Angiotensin II serves various roles other than vasoconstriction to maintain blood pressure that are:

1. Autoregulation of GFR

2. Reduction of salt excretion through direct and indirect actions on renal tubular cells,

3. Growth modulation of renal cells - these express AT1 receptors.

2 difference between meristematic tissue and permanent tissue​

Answers

Answer:

1) Meristematic tissues have cells small in size, while permenant tissues have cells large in size.

2) Meristematic Tissues usually don't have a vacuole while permenant tissues do.

Answer from Gauthmath

Which statement is a hypothesi
s?
Answers

A. I hear crikets in the summer, so crickets chirp more when its warm outside
B. Crickets are cooler than grasshoppers.
C. If the temperature increases, then crickets will chirp more.
D. Does temperature affect how much crickets chirp?​

Answers

Answer:

C

Explanation:

A hypothesis is a tentative statement about the relationship between two or more variables. It is a specific, testable prediction about what you expect to happen in a study.

C
because hypotheses are “If, then” statements

The transfer of heat by the movement of matter, such as the flow between the warm and cool parts of a
liquid, is an example of:
O A. Radiation
B. Conduction
OC. Induction
D. Convection

Answers

the answer would be B

How do superantigens enable pathogens to hide from the immune system if they actually stimulate the immune system? They cause the immune system to produce an exaggerated response, distracting it from the actual pathogen. They cause fever, which destroys the complement proteins. They cause the immune system to destroy IgA antibodies. They cause the immune system to turn on itself.

Answers

Answer: They cause the immune system to produce an exaggerated response, distracting it from the actual pathogen.

Explanation:

Superantigens are a type of bacteria that suppress the immune system by excessively activating it. They cause the creation of non-specific T-cells which then causes the body to look for other organisms apart from the pathogen.

With the immune system distracted, the pathogen then infects the body thereby making these pathogens particularly dangerous.

Are there any combinations that give rise to both black and white-fur offspring?

Answers

Answer:

Two samezygous black(FF)

Plz answer my question i asked before this (plz, i will give brainliest to u if answered correctly)

Answers

Answer:

is that the one i answered already...

Explanation:

(Will mark brainliest)

As you know, coronaviruses, influenza viruses, measles viruses, and rhinoviruses all encode RNA-
dependent RNA polymerases. All four of them introduce this gene into host cells. Two of them
ALSO introduce the RdRp enzyme. Which two? Why MUST they carry the polymerase protein in the
virus particle?

Answers

Answer:

In order to form more DNA molecules.

Explanation:

These viruses carry the polymerase protein in the  virus particle because this protein synthesizes DNA molecules from deoxyribonucleotides. This formation of DNA molecule enables the virus cell to increase in their population. Each and every new cell of virus requires DNA molecules so we can say that this polymerase protein is very important and necessary for virus.

What is chromosome?
A: a type of organism that has genes
B: a form of gene that control a trait
C: a strand of genetic material
D: a specific trait that is passed on

Answers

Answer:  B. A strand of genetic material

Explanation:

Its a thread like organism that carries DNA

which of the following represents ways nitrogen can enter the soil?

I. Photosynthesis
II. Sunlight
III. Rainfall

III only
I and II
I and III
I, II and III

PLEASE HELP

Answers

The answer is B, 1 and 2

Answer: Your answer is C

Explanation:

Which of the following is NOT a feature of ALL
cnidarians?
A. radial symmetry
B. cnidoctyes
C two body forms-medusa and polyp
D. three tissue layers

Answers

D.three tissue layers I think

Which of the following is an example of an anabolic reaction?

A
citric acid cycle

B
fatty acid decarboxylation

C
glycolysis

D
photosynthesis

Answers

It’s A, citric acid cycle
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