If a man and woman are tested and found to be carriers of the sickle cell what is the probability that they will have a child that has sickle cell anemia

Answers

Answer 1

Answer: If both parents have SCT, there is a 50% (or 1 in 2) chance that the child also will have SCT if the child inherits the sickle cell gene from one of the parents.

Answer 2

Answer:

negative

Explanation:

because most the time two positives make a negative


Related Questions

DNA Base Pairing Worksheet
There are base pairing rules for writing complimentary DNA strands for a given strand.
A pairs with T
C pairs with G
In RNA, A pairs with U, instead of T.
Write the complimentary DNA strand for each given strand of DNA.
1. GGCATTCGCGATCATG
2. CGTTAGCATGCTTCAT
3. ACTAACGGTAGCTAGC

Answers

Answer: 1. CCGTAAGCGCTAGTAC

2.GCAATCGTACGAAGTA

3. TGATTGCCATCGATCG

Explanation: you just flip the letters with their corresponding ones

PLEASE HELP ME!!!!!!
What happens to the muscles when the weight is lowered?

Answers

Answer:

C is the answer to the question

which nuetrom delivers info to the central nervous system

Answers

Answer:

sensory neuron

Explanation:

A low-mass star is most likely to end its life cycle as a
a. protostar
b.black hole
c. supernova
d. black dwarf
PLEASE ANSWER SOOOOON sorryyy

Answers

Answer:

Explanation:

Black dwarf

Activity
The picture shows five different embryos. Study the picture, and then answer the questions.
What similarities and differences do you notice among the different embryos?

Answers

Answer:

I can tell you some difference but I cant find similarities

Explanation:

they each have thier own heat area

they are each a different breed

they each have thier own cold area

they each come from a different family tree

this all I can really see I hope this helped at least a bit

Answer:

All the embryos have a similar wormlike shape, but they have different features. For example, the amphibian has a large bubble shape in the middle and the fish has a smaller bubble shape. The others don’t have a bubble shape.

Explanation:

Got it off of Edmentum :)

what do chromosomes store?

Answers

Answer:

A chromosome is a single, long molecule of DNA. These highly organized structures store genetic information in living organisms. Small sections of the chromosome, called genes, code for the RNA and protein molecules required by an organism.

A plant can have green (G) or yellow (g) leaves. it can also have a long (k) or short (k) stem. A scientist is preparing a Punnett square for a dihybrid cross of a plant with a genotype GGKk what possible gametes can the plant produce?

Answers

Answer:

gk, gK

Explanation:

GK, Gk, gk, gK are the possible gametes can the plant produce. So, the correct option is A.

What are Gametes?

Male and female germ cells are created in the anther and ovule of flowering plants, respectively. Pollen grains, which are discharged from the anthers at anthesis, contain male gametes.

The generative cell relocates through the pollen tube formed by the tube cell during pollen germination to reach the ovary's base where it will be fertilized. The generative cell splits into two male gametes as it moves through the pollen tube.

In the given example, the following gametes could be created while creating a Punnett square:

=> GK (Green and long) (Green and long)

=> Gk (Green and short) (Green and short)

=> gK (Yellow and long) (Yellow and long)

=> gk (Yellow and short) (Yellow and short)

Therefore, the correct option is A.

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Your question is incomplete, most probably the complete question is :

A plant can have green (G) or yellow (g) leaves. It can also have a long (K) or short (k) stem. A scientist is preparing a Punnett square for a dihybrid cross of a plant with a genotype GGKk. What possible gametes can the plant produce?

A) GK, Gk, gk, gK

B) GG, Kk

C) GK, Gk

D) GK, gk

what is diffusion in biology​

Answers

Answer:

Answer is below:

Explanation:

"Diffusion is the movement of molecules from an area of high concentration of the molecules to an area with a lower concentration. The difference in the concentrations of the molecules in the two areas is called the concentration gradient."

Answer:

Diffusion is thw movement of a solution going from a higher concentration to a lower concentration that is driven by a gradient.

Explanation:

Hope it helps c:

How are the krebs cycle and the electron transport chain related?

Answers

They are related because they both are involved in the process of producing atp.
The Krebs cycle creates vitamin c, heat and a little bit of atp.
Then the process of electron transport helps to produce the rest

When an antigen attacks the body, it activates adaptive immunity. This adaptive immunity produces a strong response when it encounters the same antigen for the second time. Which feature of adaptive immunity is essential for this kind of response?

Answers

Answer:

A) the ability to remember the antigen it encounters

Adaptative immunity reacts in a more general way producing nonspecific antibodies against the foreign antigen when the organism is first attacked by that foreign antigen. The second time around, when the organism is faced again with the same foreign antigen, it produces a much stronger response because it memorised the antigen and is not strange anymore so the response can be more specific, quicker, and effective.

Explanation:

Answer:

Explanation:

memory T cells plays an important role in fighting against microbe which encounter the body for second time

Punnet square Rr x Rr diagram

Answers

Answer:

RR,Rr,Rr,rr

Explanation:

Answer:

RR,Rr,Rr,rr

Explanation:

Just combine all the possible combinations.


Help please, I know the explanation but I need the answer.

Answers

Answer:

B

Explanation:

I can give brainliest if someone can answer these and 30 points but please make sure your right and don't just take the points:).

Answers

Answer:

I shouldn''t put your full name on there

Explanation:

you should have cropped your image we can see your full screen

How long does the repair stage last in bone healing?

How does it last like some years what time

Answers

Answer:

it depends on the type of injury people usually stop feeling pain long before the broken bone has healed such as a fractured bone can take up to 6-8 weeks

Explanation:

Answer:

Repairing or reparative phrase begins within the 1st few days after the bone fracture last for about 6 to 8 weeks. During this time, the body develops cartilage tissue in and around the fracture site. Children's bones normally heal faster than adults.

hope this helps

What would happen if the smooth ER
in the cell were destroyed?
A. The cell would be unable to
produce glucose.
B. The cell would no longer be able to
produce proteins.
C. The cell would not be able to make
enough ATP through respiration.
D. The cell would not be able to make
lipids or break down poisons.

Answers

The answer is D.

If this is helpful, please mark me brainliest :)

A 10.0 cm3 sample of copper has a mass of 89.6 g. What is the density of copper?

Answers

Answer:

[tex]\boxed {\boxed {\sf d=8.96 \ g/cm^3}}[/tex]

Explanation:

Density can be found by dividing the mass by the volume.

[tex]d=\frac{m}{v}[/tex]

The mass of the copper is 89.6 grams.

The volume is 10 cubic centimeters.

[tex]m=89.6 \ g\\v= 10 \ cm^3[/tex]

Substitute the values into the formula.

[tex]d=\frac{89.6 \ g }{10 \ cm^3}[/tex]

Divide.

[tex]d=8.96 \ g/cm^3[/tex]

The density of copper is 8.96 grams per cubic centimeter.

2) Fill in the blanks with the following options.
What was the environment of early earth like? Complete the statement below to answer the question.

a)wind
b)elements
c)gases
d)inorganic
e)organic
f)lightning
g)primordial

______seas absorbed______of the atmosphere, there was a heavy concentration of ultraviolet radiation from the sun, and frequent______strikes, and the environment was helpful in producing______molecules from______molecules.

Answers

Answer:

1.primordeal 2.gases 3. lightning 4.organic 5.inorganic

PRIMORDEAL seas absorbed GASES of the atmosphere,There  was a heavy concentration of ultraviolet radiation from the sun, and frequent LIGHTNING strikes, and the environment was helpful in producing ORGANIC molecules from INORGANIC  molecules.

Gases are absorbed by the primordial seas and lightning strikes in earth helpful in producing inorganic molecules from  organic molecules  mostly present in living things.

What is primordial sea?

Oceans of earth in the earlier time is called as primordial seas in the history . Primordial seas creates heavy rain last for long time.

Lightening in earth is caused by electrostatic charge from the ions in the atmosphere. Lightening is followed by thunder. Lightning helps to produce oxides and nitrogen in the atmosphere.

The passage which describes the weather in the earth can be completed as follows:

Primordial seas absorbed gases of the atmosphere, there was a heavy concentration of ultraviolet radiation from the sun, and frequent lightning strikes, and the environment was helpful in producing inorganic molecules from organic molecules.

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Can someone help me with this question please?

Answers

Answer:

B

Explanation:

They use echolocation (sound waves) because they cannot see the bottom of the ocean.

Good luck!

A defensive soccer player is having trouble reacting quickly to the movements of the opposing player. How can the soccer player adjust her base of support to improve her reaction time?

Answers

Answer:

decrease the base of support and centralize her line of gravity

Explanation:

A wider base of support leads to an unsteady gait. The base of support is the contact between the feet of the soccer player and the surface (the field) supporting him. The root cause of the player's inability to react quickly to the movements of the opposing player is a lack of balance.

Balance is the ability of an individual to sustain the line of gravity which runs the center of gravity. For the player to regain his balance, she needs to decrease the base of support and centralize her line of gravity, so as to maintain balance.

Which statement below does NOT correctly describe water's chemical
properties?

a. Water is a neutral substance - it is neither a base or acid

b. Water is an inert substance

c. Water is not flammable or combustible

d. Water is reactive and catalyzes many reactions that take place inside living things

Answers

Answer:

b.

Explanation:

This is incorrect, because, "water is a powerful accelerator of chemical reactions."

Credit to www.astronno.com

What's the connection between epigenome and nature vs nurture?

Answers

Answer:

The survival and proper functioning of an organism depends on a finely tuned interface between genome and environment, nature and nurture. The interface that regulates gene expression through environmental feedback is called the epigenome.

Explanation:

Which of the following is not a cause of a tsunami?

Question 5 options:

Earthquake


Volcanoes


The moon


Landslides

Answers

The moon moon moon moon

Explanation:

moon

A Tsunami is a huge tide or a series of killer waves that have the ability to move a large quantity of water.

The Tsunamis are a product of earthquakes, landslides and volcanic eruptions as they displace a large amount of water from the land surface. Being seismic waves these Tsunamis are able to destroy property and cause havoc on life forms. The moon comparatively is located at a distance of 384,400 km and thus causes high and low tides. The moon does not possess a large gravity potential to cause a Tsunami on earth.

Hence the correct option is C.

brainly.com/question/19162159.

Was perestroika successful?

Answers

Answer:

Nope, it dissolved before reaching the final stages.

I hope that helps :D

best answer gets brainliest

Answers

Answer:

1) Crest

2) Trough

3) Wavelength

What are some applications of biotechnology?

Answers

Biotechnology can be used to transform bacteria so they are able to make human proteins, such as insulin. It can also be used to create transgenic crops, such as crops that yield more food or resist insect pests. (I copied this off the web so just paraphrase)

Answer:

Health careAgricultureIndustrial uses of crops/other productsEnvironmental uses

Credit goes to: wikipedia

I hope this helps!

After intense activity, your muscles feel sore because of
the accumulation ofNAD+ B-
the accumulation of ATP
C- the accumulation of lactic acid D- the accumulation of carbon dioxide​

Answers

Answer:

After intense activity, your muscles feel sore because of _____. a) the accumulation of NAD+ b) the accumulation of lactic acid c) the accumulation of ATP d) the accumulation of carbon dioxide. B. ... ATPc "carbon planet," because carbon is the central element in organic compounds. ... After intense activity, your muscles feel sore because of a. the accumulation of NAD+. b. the accumulation of lactic acid. c. the accumulation of ATP. d. the accumulation of carbon dioxide. b. the accumulation of lactic acid.

Explanation:

srry if this dosent help

what is the organelles of tardigrade?

Answers

Answer:

The interpretation is characterized mostly in the explanatory section following the table, according to the particular circumstance.

Explanation:

Throughout the preservation race, the tardigrade, commonly abbreviated as either a water bear and sometimes moss piglet, seems to be the actual star. For something like a big proportion of today's present state, this eight-legged, ocean creature, which is comparable to nematodes than what they are to about their glance, the arthropods, and others have progressed unnoticed.

A coal mine has been set up in a location. Thus far, it has benefited the people by increasing employment opportunities in the area. What is the most likely outcome the coal mine will have on the environment?

It will produce greenhouse gases, which pollute drinking water.
It will cause evaporation of clean water from rivers and streams.
It will contaminate groundwater and sources of drinking water.
It will destroy plants, which keep the groundwater clean.

Answers

Answer:

it will contaminate the water, choice C

Explanation:

i took the quiz

What are cell biology, genetics, and
molecular biology?

Answers

Answer:

Explanation:

Cell biology (also cellular biology or cytology) is a branch of biology studying the structure and function of the cell, also known as the basic unit of life. Cell biology encompasses both prokaryotic and eukaryotic cells and can be divided into many sub-topics which may include the study of cell metabolism, cell communication, cell cycle, biochemistry, and cell composition.

Genetics, study of heredity in general and of genes in particular. Genetics forms one of the central pillars of biology and overlaps with many other areas, such as agriculture, medicine, and biotechnology. Learn more about the history, biology, areas of study, and methods of genetics.

Molecular biology, field of science concerned with studying the chemical structures and processes of biological phenomena involving molecules. In particular, researchers focus on DNA, RNA, and proteins and their interactions. As a result, the field is closely related to genetics and biochemistry

The study of heredity is a field of genetics and cell biology. The DNA itself (molecular genetics), entire populations, or whole creatures are investigated at various levels of genetics (population and evolutionary genetics).

What relation between cell biology and molecular biology?

Two branches of biology are cell biology and molecular biology. The study of cellular mechanisms is a focus of the subject of cell biology.

As a result, it primarily concerns the functions and architecture of the cell. The study of molecular level mechanisms is a focus of the science of molecular biology.

Therefore, cell biology, genetics, and molecular biology are interconnected.

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Which letter marks the location where carbon dioxide is
produced during respiration?
OW
ОХ
Ο Υ
Ο Ζ

Answers

the answer fo this i think it’s OX

Letter X represents the Mitochondria which marks the location where carbon dioxide is produced during respiration. So, the correct option is B.

What is Mitochondria?

A mitochondrion is defined as an organelle which is found in the cells of most eukaryotes, such as animals, plants, and fungi that have a double membrane structure. It uses aerobic respiration to generate adenosine triphosphate, which is used throughout the cell as a source of chemical energy.

The main role of mitochondria is oxidative phosphorylation which utilizes the energy released during the oxidation of the food we eat to generate ATP which is used as the primary energy source for most biochemical and physiological processes such as growth, movement and homeostasis.

So, the correct option is B.

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