Imagine that head shape is controlled by a maternal effect gene. The dominant h allele produces a oval-shaped head, while the recessive h allele produces a square-shaped head. Imagine that a woman has an oval-shaped head. Her father has the h h genotype. What proportion of head phenotypes do you expect to see in her children

Answers

Answer 1
The woman’s genotype is Hh because her father has the genotype hh. If the woman has children with a person who’s genotype is HH, you see 100% oval heads, you’d have genotype HH and Hh. If the woman has children with a person who is Hh, you expect 75% oval heads and 25% square heads with the genotypes HH, Hh, and hh. If she has children with some who is hh, you’d expect 50% oval, 50%square with genotype Hh and hh. To solve, use punnet squares!

Related Questions

The following types of tissue all are part of the category named muscle tissue:
Skeletal muscle
Smooth muscle
Cardiac muscle
3
Visceral muscle
A. B. and Care all correct.

Answers

Answer:

A, B and C are all correct.

Explanation:

There are three main muscle types:

Muscle skeleton — the specialized tissue that connects to the bones and enables movement. The musculoskeletal system is called skeleton muscles and bones together (also known as the locomotor system). Generally speaking, the biceps and triceps of the front or the back of the upper arm are arranged into opposing pairs. Skeletal muscles are controlled by humans, and so are also called voluntary muscles. Another term is streaked muscles, as the tissue looks streaked on a microscope. smooth muscle -located throughout several internal tissues such as the digestive tract, the uterus, and blood vessels such as the artery. The smooth muscle in layered sheets is placed along the construction length in waves. Another typical word is an involuntary muscle, because, without our knowledge, the motion of the smooth muscle takes place.The cardiac muscle - the heart muscle. Without our conscious awareness the heart contracts and relaxes.

what is the effect of increasing the concentration of each of the following metabolites on the net rate of glycolysis; 1.glucose 6-phosphate. 2. Fructose 1,6-bisphosphate 3. citrate 4. Fructose 2,6-bisphosphate​

Answers

Answer:

hlo everyone how are you all ☆☆☆

Salt minerals formed by which method

Answers

Answer:

solar, evaporation, and rock mining.

Explanation:

DNA is referred to as a_____,
meaning that it has_______
strands that are______together.

Answers

DNA is referred to as a double helix, meaning that is has two strands that are held together.

Answer:

double helix

two

wound

Explanation:

DNA is referred to as double helix, meaning it has two strands that are wound together.

Natural selection can lead to evolution in a population when:
A. a new allele appears in one of the offspring in a new generation.
B. one of its individuals is able to obtain more resources than others.
C. all individuals have the same genetic traits as their parents.
D. it has genetically diverse members that compete for resources.

Answers

Im pretty sure the answer is A

Explain why the lack of surfactant would result in respiratory distress. Furthermore, what type of acid-base disorder might she develop and how would her body compensate. Be detailed in your explanation and support your answer with facts from your textbook, research, and articles from scholarly journals.

Answers

Answer:

Due to lack of expansion of lungs.

Explanation:

The lack of surfactant compound would result in respiratory distress because Surfactant enables the lungs to expand more easily which allows easiness in respiration. Without surfactant, the air sacs in the lungs will collapse very easily. This collapse leads to decreased amounts of air or oxygen in the lungs which makes it very difficult for the people or infant to breathe.

In New York, the worst-hit state, a total of 350,121 cases have been confirmed and 28,232 deaths have been reported. There are now 29 states with tens of thousands of cases, and more than 50,000 in New York, New Jersey, Massachusetts, Illinois, California, Pennsylvania and Michigan

Answers

Answer:

Thats true

Explanation:

Which of the following statements best represents the theory of pangenesis developed by Hippocrates?

a. Pregnancy is a spontaneous event, and the characteristics of the offspring are determined by the gods.
b. Particles called pangenes, which originate in each part of an organism's body, collect in the sperm or eggs and are passed on to the next generation.
c. Offspring inherit the traits of either the mother or the father, but not both.
d. Fertilization of plants is dependent on an animal.
e. Heritable traits are influenced by the environment and the behaviors of the parents.

Answers

Answer:

b. Particles called pangenes, which originate in each part of an organism's body, collect in the sperm or eggs and are passed on to the next generation.

Explanation:

Particles called pangenes, which originate in each part of an organism's body, collect in the sperm or eggs and are passed on to the next generation. The belief of Hippocrates states that "the semen was derived from the whole body." which means the whole body contributes the formation and creation of semen that is responsible for the fertilizing the female's egg with its sperm.

What do you understand by each of the following terms
a.DNA nucleotide
b.RNA nucleotide ​

Answers

Both deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) are composed of nucleotides.DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. DNA contains the nitrogenous base thymine, while RNA contains the nitrogenous base uracil.

Which type of transport is used to move a molecule from a region of low
concentration to a region of high concentration?
A. Active transport
B. Osmosis
C. Passive transport
D. Diffusion
SUBMIT

Answers

Answer:

A.(Active transport) is used to move a molecule from a region of low concentration to a region of high concentration.

A = active transport

active transport is the movement of molecules or ions from a region of their low concentration to that of their High concentration across a Semipermeable membrane with the use of oxygen

In the test tube channel below what is produced by the snail that is used by the plant?

Answers

Where is the channel below?

A forest was cleared and turned into a field of organic soybean plants. Which of the following most likely occurred?

A. The variety of plants and animals both increased
B. The number of insects increased
C. The number of insects decreased
D. The number of plant species increased

Answers

When a forest is cleared, biodiversity decreases. The correct answer is option C: The number of insects decreased

Biodiversity refers to different species of plants and animals in a habitat. We will all agree that the biodiversity in a forest ecosystem is much higher than the biodiversity in a field of organic soybean plants.

There are less species of organisms in the field of organic soybean plants.

Therefore, the variety of  plants and animals both decrease.

Learn more: https://brainly.com/question/1599388

If you measured the energy content of organisms in each trophic level in an ecosystem, which would have the greatest total energy content

Answers

Producers have greatest amount of energy content among all trophic levels.

Regards
BLACKSHARK

Which of the following groups includes a protozoan that is transmitted sexually?

Chromalveolata

Excavata

Amoebazoa

Archaeplasteda

Rhizaria

Which of the following is a distinction between Ascomycetes and Basidiomycetes?
Ascomycetes form a sac around the sexual spores.
Ascomycetes have zygotes.
Ascomycetes release basidiospores.
Basidiomycetes form a shell around the sexual spores.
Basidiomycetes release conidiospores.

Which of the following is a specialized structure that would contain food ingested by phagocytosis?
Saprozoic
Cytostome
Cytoproct
Oral groove
Holozoic

Which part of a mushroom would be eaten?

Thallus

Sporangium

Mycelium

Septum

Hyphae

Answers

Answer:

Ascomycetes have zygotes

Mycelium

Explanation:

Ascomycetes have zygotes which is the main distinction between Ascomycetes and Basidiomycetes. Mycelium is a part of mushroom that is edible and can be eaten. Mycelium is the vegetative part of a fungus that consist of a mass of branching, thread-like hyphae. Hypha is a long, branching, filamentous body of mushroom as well as oomycete and actinobacteria. Hyphae are the primary mode of vegetative growth of fungi which is generally known as mycelium so mycelium is the edible part of mushroom.

Normal blood clotting requires an adequate intake of vitamin K. Vitamin K is needed by the liver for
synthesis of prothrombin and other factors.
O a.
False
b. True
Clear my choice

Answers

It’s trueeeeeeeeeeeeeeeee

In classical conditioning _____ is the unlearned, naturally occurring response to the unconditioned stimulus (US). (Pyscology)

Answers

Answer:

unconditioned response

Explanation:

here is the answer..

Suppose that you close a window because you notice that rain is falling. Your action in closing the window is a(n)

A. involuntary reaction.
B. depressant.
C. stimulus.
D. response.

Answers

Answer:

D. Response

Explanation:

Basically, You Are Coordinating What Is Happening Which Triggers The Brain For A Response.

Answer:

D.

Explanation:

You are responding to the rain by closing the window.

- it is not an involuntary action because that is something that doesn't require thinking such as breathing and blinking.

- it is not a depressant because that is something that reduces functional activity - so affects the body.

- it is not a stimulus because a stimulus is a change or signal in the environment that can make an organism react. So, in this case the rain would be the stimulus.

Which of the following statements is false? Choose one: A. Some Bcl2 family members promote apoptosis, whereas others inhibit apoptosis. B. Bax and Bak are death-promoting members of the Bcl2 family that induce the release of cytochrome c from mitochondria into the cytosol. C. Some death-inhibiting members of the Bcl2 family inhibit apoptosis by blocking cytochrome c release from mitochondria. D. The death-promoting members of the Bcl2 family include Bcl2 itself.

Answers

Answer: The statement that is FALSE is D (The death-promoting members of the Bcl2 family include Bcl2 itself.)

Explanation:

Apoptosis is a process found in multicellular organisms whereby cells follows a order of events which eventually leads to their death without releasing harmful substances into the surrounding area of the cells. Through this process, old cells, unnecessary cells, and unhealthy cells are eliminated from the body.

The process of apoptosis can be regulated by cell regulator proteins such as Bcl-2 family.

Bcl-2 stands for B-cell lymphoma 2 which are encoded in human cells by BCL2 gene. The Bcl-2 family are capable of regulating apoptosis by either inducing it or inhibiting it.

Bcl-2 and Bcl-XL, PREVENT apoptosis by preventing the release of mitochondrial apoptogenic factors such as cytochrome c and AIF (apoptosis-inducing factor) into the cytoplasm

Part of the Bcl-2 family is the Bax and Bak and they are the core regulators of the intrinsic pathway of apoptosis. They PROMOTE apoptosis by inducing the release of cytochrome c from mitochondria into the cytosol. Therefore, the death-promoting members of the Bcl2 family does not include Bcl2 itself.

The ultimate goal of the endangered species act is

Answers

to protect and recover imperiled species and the ecosystems upon which they depend

to restore populations so that they no longer are threatened with extinction

A geneticist finds that a strain of bacteria to produces a non-functional sigma factor. Which among the following steps in transcription would most likely be first affected?

A.Assembly of RNAP onto the DNA strand

B.Identification and binding of RNAP on to the promoter sequence

C.Conversion of open initiation complex to closed initiation complex

D.Synthesis of RNA after the formation of open initiation complex

Answers

Answer:

The correct answer is - B. Identification and binding of RNAP onto the promoter sequence.

Explanation:

Bacterial RNA polymerases have subunits known as Sigma factors responsible for the identification and specificity of promoter binding of RNAP and regulate the efficiency of RNA synthesis during transcription is initiated.

These bacteria producing the nonfunctional subunits of RNA polymerase or sigma factor will be unable to identify and tightly bind to promoter elements that are RNAP.

explain why is it possible for water and food to travel all over the plant organs​

Answers

Answer:

Explanation:

hola

La actividad de agua (aw) es la cantidad de agua libre en el alimento, es decir, el agua disponible para el crecimiento de microorganismos y para que se puedan llevar a cabo diferentes reacciones químicas. Tiene un valor máximo de 1 y un valor mínimo de 0. Cuanto menor sea este valor, mejor se conservará el producto. La actividad de agua está relacionada con la textura de los alimentos: a una mayor actividad, la textura es mucho más jugosa y tierna; sin embargo, el producto se altera de forma más fácil y se debe tener más cuidado.A medida que la actividad de agua disminuye, la textura se endurece y el producto se seca más rápido. Por el contrario, los alimentos cuya actividad de agua es baja por naturaleza son más crujientes y se rompen con facilidad. En este caso, si la actividad de agua aumenta, se reblandecen y dan lugar a productos poco atractivos. En ambos casos, el parámetro de la actividad de agua del alimento es un factor determinante para la seguridad del mismo y permite determinar su capacidad de conservación junto con la capacidad de propagación de los microorganismos.Agua y microorganismosControlar la actividad de agua en alimentos es sinónimo de alargar su vida útilCuanto menor es la actividad de agua de un alimento, mayor es su vida útil. Es importante diferenciar entre cantidad de agua y actividad de agua. El primer término hace referencia a la cantidad total de agua presente en el alimento, aunque puede ser que no esté libre para interaccionar. La actividad de agua, en cambio, hace referencia solo a la cantidad de agua libre en el alimento y disponible para reaccionar, es decir, la que puede facilitar la contaminación del producto.Los

. Plants prepare their food on their............(leaves\roots)​

Answers

Plants prepare their from from their LEAVES.

This mechanism is called photosynthesis

The fact that only your liver cells produce liver enzyme and not your skin cells, which contain the same DNA, can be explained by O PCR O gene expression O gene flow NA​

Answers

Answer:

Gene expression

Explanation:

Gene expression is the process in which cells (usually eukaryotic) have niches , meaning that one set of genes is expressed in once cell and different ones in another

In another experiment, the leu gene was found to be located 5 minutes from the pro gene. In which location(s) in the gene map could the leu gene be located? (Note that the distances depicted between the genes on the map are not to scale.)

Answers

Answer: Hello your question has some missing data attached below is the missing data

answer:

positions : A and E

Explanation:

Given that the leu gene was found 5 minutes from pro⁺ gene hence it can be located either after the bio⁺ gene or  before met⁺ genes

hence the locations in the gene map = A and E

attached below is the transfer of genes

Mr. L was walking through the woods wearing shorts and sandals. He noticed a small tick on his ankle the same evening, and several weeks later he developed flu-like symptoms. A sample of his blood revealed the presence of long, wavelike cells that were twisting and waving. Based on the microscopic findings, which type of microorganism is responsible for Mr. L's symptoms

Answers

Answer:

Protozoa

Explanation:

The long, wavelike cells seen under the microscope would most likely be protozoa and the microorganism responsible for Mr. L's symptoms.

Tick as a vector is capable of causing diseases such as lyme disease, anaplasmosis, babesiosis, Powassan virus disease, tularemia, and a host of other diseases. Among all the diseases, babesiosis is particularly caused by a protozoan known as Babesia microti and it elicits malaria-like symptoms in individuals. Most of the other diseases are caused by bacteria pathogens while a few are caused by virus.

Apart from the above, the morphological characterization of the microorganism responsible for Mr. L's disease is typical for protozoans. Many of them are long and flagellated with a wave-like motion as a movement.

Hence, the case of Mr. L would be that of protozoa.

In an experiment to determine the acceleration due to gravity, one student holds a pencil at arm’s length and drops it. Another student starts a timer when the first student lets go and stops the timer when the pencil hits the ground. They repeat this several times and take an average. Is this a valid experiment, why or why not?

Answers

Answer:

The correct answer is - No, it is not valid because the short distance means there will be a lot of error due to the student's reaction time.

Explanation:

In this experiment to determine the acceleration due to gravity, there may be errors because of the student’s reaction time. The reaction can be late or early than prior reactions.

The other error can be caused by the distance was only at arm’s length throughout the experiment, which means that there was no independent variable that is the difference or change in the distance. This also makes the experiment invalid.

Which of the following is the best definition of climate?

1 . The day to day changes in the atmosphere

2. The average weather over a long period of time and over large areas

3. The state of the atmosphere across the world

Answers

Answer:

THE STATE OF THE ATMOSPHERE ACROSS THE WORLD IS THE BEST FROM MY OPINION .

Answer : 1

Explain: The day to day changes in the atmosphere

If you have genotypes TTHh and ttHH, what is the probability of getting an offspring that is TtHH?

Answers

Answer:

50% or 1/2 in fraction form

The locus B on the X chromosome of a malaria-carrying mosquito shows a 49% recombination rate with respect to the locus M. Since a recombination rate of 50% is essentially indistinguishable from independent assortment, you might be tempted to look for a locus that falls between B and M. Before you decide to do all that work, you run a chi square test to determine the P value of your experiment.

Required:
What range of P values would tell you that you should accept the conclusion that locus B and locus M are, indeed, 49mu apart and that another locus is not necessary?

Answers

Answer:

The correct answer is - P = 0.45

Explanation:

The Chi-square test is a test that determines the assorted genes independently. Here p-values used to make conclusions in significance testing.

If the p value is less than the significance level we expect or choose, then this null hypothesis is rejected in favor of the alternative hypothesis. It p value is greater than or equal to the significance level, then we fail to reject the null hypothesis.

So in this case, as the recombination rate is 49% so the p value which satisfies the conclusion will be around 0.45 and values near to it.

A student is conducting their science experiment on the effects of sugar on bullfrogs. He has 3 groups of test subjects. 1 group of frogs that receives nothing, they are the control group. The 2nd group of frogs receives half a sugar pill each, and the 3rd group receives a whole sugar pill each. He will measure their activity levels and jump heights after giving them the pills. When he is setting up his data table, what should go in the first column?

Answers

Answer:

Group 1 of frogs.

Explanation:

It is the first thing because you have to note which of the frogs you're talking about before you start.

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