What does it mean if there are two different alleles for a trait?

Answers

Answer 1

Answer:

An organism in which the two copies of the gene are identical — that is, have the same allele — is called homozygous for that gene. An organism which has two different alleles of the gene is called heterozygous.


Related Questions

NEED HELP ASAP!! WILL MAKE BRAINLIEST - 25 POINTS

Which information would a population ecologist include when conducting a study? CHOOSE 2 ANSWERS!!!

A - birth rate of species
B - structure of organisms
C - reproduction system of animals
D- average number of prey animals consumed by a predator

Answers

Answer:

a and d

Explanation:

the birth and death rates are important, they are they  numbers in which a population is

Answer:

a and d

Explanation:

what observation led researchers to propose that chloroplasts envolved from cyanobacteria

Answers

They both perform photosynthesis.

a cross two examine two different traits is called

Answers

Answer:

The dihybrid cross: charting two different traits in a single breeding experiment. Consider a cross between two parents that are heterozygous for both body color and eye color (BbEe x BbEe). This type of experiment is known as a dihybrid cross.

How does the location of the nodules relate to the function of the nodule? Explain

Answers

Answer:

loser lol

xxx

Explanation:

dumbo

Answer:its not realtble

Explanation:

Which strand of mRNA would be made during transcription using the DNA
strand shown below?
GTT ACC
O A. CUU AGG
B. CTT AGG
C. CTT ACC
D. CAA UGG
ISBN

Answers

Answer:

The correct answer is D. CAA UGG

Explanation:

According to the rule of base pairing the Adenine make complementary base pairing with thymine and thymine with adenine and guanine and cytosine base pairs with each other in DNA.

In RNA in place of thymine, uracil base pairs with the adenine. Therefore according to this base-pairing rule, the DNA strand GTT ACC will give rise to transcript CAA UGG. So in place of adenine uracil has come.  

Therefore the correct answer to this question is D. D. CAA UGG

Answer:

D.

Explanation:

a p e x

What is the effect of loss of
red blood cells

Answers

a low red blood count can cause feeling of fatigue and weakness.

Answer:

It causes anemia

Explanation:

1. What are the end products of photosynthesis?

2. What is Transpiration ?

3. What are the signifance of transpiration ?

4. Give One example for each of the following modified leaves:
a. Leaf Tendrils.
b. Spines
c. Scale Leaves

5. Give some names of insectivous plants.

6. Define Vegeative Propogation ?


Please help me asappp !! Now I need help :)))​

Answers

Answer:

1. Glucose And Oxygen.

2. Transpiration is the process by which water is lost in the form of water vapour by evaporation from the surface of leaves and other serial parts of plant .

3. A. Cooling Effect : The water keeps on evaporating from the leaf surface during transpiration . The heat required for evaporation of water is obtained from the plant itself and thus, the plant cools itself when it is hot outside.

B. Transpiration Pull : As water evaporates from the leaf surface, the roots pull up more water from the soil to make up for the water loss during transpiration .As a result, important mineral salts are also brought along with the water. These salts are necessary for the growth of the plant .

4. Leaf Tendrils : Sweet Pea

Spines : Cactus

Scale Leaves : Onion

5. Pitcher Plant, Venus FlyTrap, Blodderwort

6. Normally plants propogate with the help of seeds contained in the fruits . But some new plants may also be produced from other part of the plant such as the roots, stems, and leaves . This type of reproduction is called vegetative propogation .

E.g. = Bryophyllum .

Explanation:

Hope it works out !!

what are the monomers of carbohydrates

Answers

Answer:

Monosaccharides are the monomers that make up carbohydrates. Glucose is an example of a monosaccharide. Glycerol and fatty acids are the monomers that make up lipids. Nucleotides are the monomers that make up nucleic acids.

you are so beautiful

i love you

Explanation:

i need 100 USD dollars do you give me please

What contracts to pump blood out of the heart? the atria the veins the ventricles the arteries

Answers

Answer:

the ventricles

Explanation:

If a mutation in a gene does not result in a change in protein function, the resulting effect is most likely to be

A.) Neutral

B.) Beneficial

C.) Harmful

D.) None of the above

Answers

A.) neutral
If the protein structure does not change then the function will not be affected either. The resulting effect is neutral because the shape and function was not altered.

30 points pls help Will give brainlyiest

16. Assume that you drop a rock from the top of a tall cliff and it takes 3 seconds for the rock to fall to the bottom of the cliff. What is the rock’s velocity when it reaches the bottom? How do you know?

17. When you shoot an arrow at a target, why should you aim above the bull’s eye if you want the arrow to hit the bull’s eye?

Answers

17, due to the gravitational forces and wind drag placed upon the arrow while it is in motion it will decrease the speed over a certain distance. Thus, resulting in the arrow to drop a little lower in height, hitting the bullseye.

Answer:I think it is 29.4

Explanation: Earths gravitational pull is 9.8m/s and multipky that by three to get 29.4.

Im doing the same test :)

What does polymerase chain reaction (PCR) do?

Answers

Answer:

Makes more copies of a sample of DNA

Explanation:

Apex

The diagram provides an overview of how dialysis works. Using this model as an example, explain how the diyalysis machine performs the function that's normally performed by the kidneys

Answers

Wanna help but where’s the diagram?

Answer:

The main job of a kidney is to filter toxins and waste products from the blood. In dialysis, the machine takes in blood from the artery and pumps it through a semipermeable membrane. This function is similar to that of the capillaries in the kidney. They allow waste products to filter from the kidneys. The waste excretes into a bag in a manner similar to how the bladder excretes urine from the body. The clean blood pumps back into the body and is carried back to the heart via a vein.

Explanation:

that's the answer that shows when you submit it

Number 2 is the one that needs to be answered

Answers

Answer:

2. The US uses far less renewable energy than most other countries.

Explanation:

US uses very less renewable entgy in comparison to other countries because of several reasons such as:

overall cost of renewable energy is very high.limitations to geography.can cause pollution, such as biomass.fossil fuels are more reliable as do not depend on other environemntal fluctuations such as solar light.

Hence, the correct option is 2.

Please help me out and give me the answer :).

Answers

Answer:

A. less genetic variation in human

Explanation:

the species could die out due to disease and any immunity gained will die with the individual.

During replication, which sequence of nucleotides would bond with the DNA sequence ATCAG?

Answers

Answer:

TAGTC

Explanation:

There are four different nucleotides in DNA: adenine, thymine, cytosine and guanine.

The bases pair like so:

A with T (adenine with thymine)

C with G (cytosine with guanine)

The DNA sequence given is :

ATCAG

Match As with Ts, Ts with As, Cs with Gs and Gs with Cs.

The sequence of nucleotides that would bond with the sequence above is:

TAGTC

what is a placebo or a placebo effect

Answers

Essentially, it’s the idea that your brain has the ability to convince your body that a fake treatment is the real thing. For example, sugar pills are commonly used in control groups during clinical trials. An improvement of one’s symptoms is observed, despite the use of a non-active treatment. It’s believed to occur due to psychological factors, such as expectations or classical conditioning.

list the differences between saturated and unsaturated fats

Answers

Answer:

Unsaturated fats, which are liquid at room temperature, are different from saturated fats because they contain one or more double bonds and fewer hydrogen atoms on their carbon chains.

Explanation:

Which ia an example of overexploitation

Answers

The best example of overexploitation of a resource is overfishing.

In desert plants, rate of water loss gets reduced due to the presence of

Answers

Answer:

In desert plants, rate of water loss gets reduced due to the presence of cuticle.

Explanation:

Cuticle are protective, hydrophobic waxy covering produced by epidermal cells of leaves, young shoots and other aerial parts. It minimises the water loss through transpiration (with the help of stomata) and also reduces pathogen entry.

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From where do most producers get energy?
1. the sun
2. decomposers
3. consumers
4. other producers

Answers

Producers get the most energy from the sun . They get some food from decomposers but the sun is their main energy source

Answer:

Energy is the ability to do work. ... The energy of the sun is first captured by producers (Figure below), organisms that can make their own food. Many producers make their own food through the process of photosynthesis. The "food" the producers make is the sugar, glucose.

Explanation:

hope this helps you :)

Why is there more nitrogen than oxygen in the air?

Answers

Answer:

Nitrogen is a stable gas and doesn't want to react to anything. When you breathe in air, you breathe in nitrogen along with oxygen. However, as oxygen gets absorbed into your body, since nitrogen is stable, you breathe it back out, leaving more nitrogen in the air.

Why does a predator kill its prey, when a parasite rarely kills its host?

Answers

Answer:

Usually, parasites are much smaller than the host is, whereas predators could be either small or larger than the prey. Parasites have a very high reproduction rate but the predators reproduce slowly.

Explanation:

Predators kill prey for a form of nutrients and to stay alive and parasites won’t kill the host always because they aren’t all deadly

puggle is a type of dog first produced by mating two other types of dog, a pug and a beagle. This process is an example of

Answers

Answer:

hybridation. Puggle is a combination of two different species of dogs and the process of combining two different species to produce a new species is known as hybridation.

PLEASE HELP ASAP!
Water conservation is an important issue for many reasons. One factor is that water conservation preserves and protects our natural resources. Conserving water means more water is available to serve additional water needs, as well as for wildlife and recreation. Water conservation practices can result in lower wastewater discharges which can mean an improvement in overall water quality. Conserving water diminishes our need to find or build new water sources, leaving them in reserve for our possible later use. Preservation does result in
A) lower algae levels
B) reduction in industry standards
C) slowing the building of new housing
D) lessening the need to find new water sources

Answers

Answer:

i believe the answer is D) lessening the need to find new water sources

Why can an HIV infection not be treated by antibiotics?​

Answers

Answer:

because HIV is a virus and antibiotics treat bacterial infections.

Explanation:

please give me brainliest

Answer:

HIV is a viral rather than bacterial disease, so antibiotics cannot be used to treat it directly. But because the virus disrupts the body's own disease-fighting immune system, antibiotics critical for treating patients infected with HIV.

Explanation:

hope it helps please mark me br-

well..you know what i mean : )

Mention three importance of soil organisms.​

Answers

Explanation:

soil organisms which range in size from microscopic cells that digest decaying organic material to small mammals that live primarily on other soil organisms play an important role in maintaining fertility structure drainage and aeration of soil

Which evidence is most likely used to indicate the beginning of solar system formation?

Answers

Answer:

The answer is B or Materials were pulled together by gravity.

Explanation:

Answer:

materials were pulled together by gravity.

Explanation:

the "big bang theory"

please I need help to answer these questions

Answers

Answer:

B. Directional Selection

Explanation:

By doing some research I found out what most of this means so let's do my favorite process, the process of elimination

A. Disruptive

Disruptive selection produces two or more species with two different traits nothing in the question says two different scorpions where formed one with big pinchers and another with big stingers no it just talks about them slowly forming big pinchers

C. Stabilizing

Stabilizing selection is when two species are produced with more similar traits nothing vastly different, I would consider them forming really big pinchers to be an extreme

how will a organism be benefited if it reproduces through spores

Answers

Answer:

Spore can survive under unfavorable conditions as they are covered by a hard protective coat. Spores can grow to produce new plants and does not require sexual interaction with another organism. Due to their small size and light weight, they can be dispersed easily.

Spores can remain dormant till favourable conditions become available. b. Spores help an organism to tide over the bad phase. Spores can be spread through water, air or animals and thus is good for the spread of an organism to more places.

Explanation: hope this helps bro! (:

Other Questions
Write the slope intercept form 2x-3y=9 Work out the size of angle x 5. Find an example of a video ad either on TV or on the Internet, and then answer thefollowing questions about it.a. Describe the ad. (1-3 sentences. 1.0 points) Please help, thank you! Given: f(x) = x and g(x) = x + 1, find g[f(-2)].A. -3B. 1C. 5 Southwest Components recently switched to activity-based costing from the department allocation method. The Fabrication Department manager has estimated the following cost drivers and rates: Activity Centers Cost Drivers Rate per Cost Driver Unit Materials handling Pounds of material handled $ 16 per pound Quality inspections Number of inspections $ 240 per inspection Machine setups Number of machine setups $ 2,700 per setup Running machines Number of machine-hours $ 21.00 per hour Direct materials costs were $306,000 and direct labor costs were $161,000 during July, when the Fabrication Department handled 3,900 pounds of materials, made 760 inspections, had 50 setups, and ran the machines for 13,000 hours. Required: Use T-accounts to show the flow of materials, labor, and overhead costs from the four overhead activity centers through Work-in-Process Inventory and out to Finished Goods Inventory. A _ _ _ _ _ of a circle is a segment that begins and ends on the circle; a segment whose endpoints are on the circle. It does not have to pass through the center. Classify each amino acid according to whether its side chain is predominantly protonated or deprotonated at a pH of 7.40. The pKa values of the Asp, His, and Lys side chains are 3.65, 6.00, and 10.53, respectively. Read the passage from The Monkeys Paw. The Whites are being offered compensation for Herberts death. In what way does the strangers answer increase the tension of the rising action? From The Monkeys Paw The [visitor] coughed, and rising, walked slowly to the window. The firm wished me to convey their sincere sympathy with you in your great loss, he said, without looking round. I beg that you will understand I am only their servant and merely obeying orders. There was no reply; the old womans face was white, her eyes staring, and her breath inaudible; on the husbands face was a look such as his friend the sergeant might have carried into his first action. I was to say that Maw and Meggins disclaim all responsibility, continued the other. They admit no liability at all, but in consideration of your sons services, they wish to present you with a certain sum as compensation. Mr. White dropped his wifes hand, and rising to his feet, gazed with a look of horror at his visitor. His dry lips shaped the words, How much? Two hundred pounds, was the answer. Unconscious of his wifes shriek, the old man smiled faintly, put out his hands like a sightless man, and dropped, a senseless heap, to the floor. The answer satisfies the first wish, and there are still two wishes left. The answer causes the wife to shriek. The answer causes Mr. White to faint. The answer indicates that Herbert has doubts about the wish. Let x stand for the number of minutes spent waiting in line for a rollercoaster at an amusement park. 81 people are sampled at a time. The sample mean is 18 minutes and the sample standard deviation is 0.5 minutes. What is the standard deviation of the population? Funcin inversa f(x) = 7/x -9 This problem concerns the properties of circular orbits for a satellite of mass m orbiting a planet of mass M in an almost circular orbit of radius r. In doing this problem, you are to assume that the planet has an atmosphere that causes a small drag due to air resistance. "Small" means that there is little change during each orbit so that the orbit remains nearly circular, but the radius can change slowly with time. The following questions will ask about the net effects of drag and gravity on the satellite's motion, under the assumption that the satellite's orbit stays nearly circular. Use G if necessary for the universal gravitational constant.What is the potential energy U of the satellite?Express your answer in terms ofm, M, G, and r.What is the kinetic energy K of the satellite?Express the kinetic energy in termsof m, M, G, and r. What is the official language of Mozambique and Angola? A. English B. French C. Portuguese D. Spanish Help!!!!Sea nettles are a type of jellyfish found in Chesapeake Bay. They eat comb jellies. Comb jellies eat oyster larvae. How would you describe the relationship between sea nettles and oysters?A. It is competition, because the oyster larvae are harmed and the sea nettles benefit.B. It is mutualistic, because both the sea nettles and the oysters are benefitting.C. It is parasitic, because the sea nettles cause the oysters harm.D. It is predation, because both organisms are eating the comb jellies. What is the value of x in the equation 3x - y = 18, when y= 27?O 5O 7O45O 63 Which of these statements did Louis Pasteur confirm with his brothexperiments?A. The theory of spontaneous generation is false.B. All living organisms consist of units called cells.O C. The cell theory needed to be changed.OD. New cells can be formed by spontaneous generation. Ed's Cafe uses 5/6 of a bag of coffee every day. How many days will 7 1/2 bags of coffee last? Evaluate 3|-5| -2|-2| write a letter to the editor of the newspaper on the topic "The need to build more pedestrian bridges." // ANSWER PLS //Which of the following statements is TRUE about minor central angles? a.) The measure of the central angle is less than 180. b.) The measure of the central angle is equal to 360. c.) The measure of the central angle is equal to 180. d.) The measure of the central angle is greater than 270.