Fertilization occurs when:

the male gamete fertilizes the female gamete
the female gamete fertilizes the male gamete

Answers

Answer 1

Answer:

The first one

Explanation:

Hope this helps!

Answer 2

Answer:

first one :D

Explanation:


Related Questions

The living organism found within an ecosystem

Answers

Answer:

The living organisms in an ecosystem can be divided into three categories: producers, consumers and decomposers. They are all important parts of an ecosystem. Producers are the green plants The third type of living organism in an ecosystem is the decomposers.

Explanation:

no

A father is heterozygous (AO) for his type A blood and a mother is heterozygous for her type B(BO) blood. What percentage of their offspring would you expect to have a child with O type blood?

Answers

Answer:

2 : 2 BO : OO

Explanation:

Children either have blood group B or O thus the probability of a child being either blood group B or O is 50%.

What is the main difference between the two parts of protein synthesis?
A. The first builds RNAs and the second builds proteins
B. The first happens in the presence of oxygen and the second is anaerobic
C. The first requires the input of energy from the cell and the second is passive
D. The first take place in the cytoplasm and the second takes place in the nucleus​

Answers

Answer:

A

Explanation:

transcription creates mRNA, while translation builds proteins

In the process of protein synthesis, the first builds RNAs and the second builds proteins. The correct option is A.

What is protein synthesis?

Cells create proteins through a process known as protein synthesis. Transcription and translation take place simultaneously.

The conversion of genetic information from DNA to mRNA in the nucleus is known as transcription. Initiation, elongation, and termination are its three stages.

Creating a polypeptide, or protein consisting of a chain of amino acids, is the sole goal of protein synthesis. Keratin, a protein, is produced in the cells of the hair follicle.

In the first stage, messenger RNA (mRNA) is created. After leaving the nucleus, mRNA moves into the cytoplasm and joins a ribosome.

At this time, the second stage of translation starts, during which a specific protein molecule is created by reading the genetic instructions contained in the mRNA molecule.

Thus, the correct option is A.

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HELP I NEED HELP ASAP
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

Why would scientists conduct research on a newly discovered alternative fuel?

A. To maintain the public dependence on fossil fuels
B. To maintain the success of the petroleum industry
C. To confirm that the alternative fuel is cleaner than fuels currently used
D. To confirm that the alternative fuel increases atmospheric carbon dioxde.

Answers

Answer:

C. To confirm that the alternative fuel is cleaner than fuels currently used

Explanation:

The current fuels from mining, cutting down trees and even transportation is bad for the atmosphere. These fuels cause climate change which could potentially bring a lot of dangers. The reason scientists would conduct research on a newly alternative fuel is so that the fuel would be a lot more cleaner which could prevent the dangers that are to come.

Why does the human body need proteins

Answers

to live i guess? lol

Answer:

Every cell in the human body contains protein. The basic structure of protein is a chain of amino acids. You need protein in your diet to help your body repair cells and make new ones. Protein is also important for growth and development in children, teens, and pregnant women.

Which of the following pathways produces a new fertilized egg cell

Answers

Produce eggs (ova)
Have sexual intercourse
Protect and nourish the fertilized egg until it's fully developed (pregnant)
Give birth

To what other kind of "The Leap" might the title refer?

Answers

The title could refer to her days as a circus performer when she was performing the trapeze and the storm hit and she had to leap in order to save her life. Also when the narrator was stuck in her room because of the fire and the mother leaped from the thin branch to the roof in hopes of saving her daughter.

Answer:

1)Her first physical leap is that of one of the Flying Avalons as she saves her life in the storm that toppled the big top.

2)Her second physical leap is that of climbing a tree and leaping from a branch that hangs over the roof of her house so that she can rescue her daughter from the burning bedroom

3)Her figurative leap is that of learning to read in the hospital where she meets her second husband, the physician who set her arm and read to her while it mended.

Anna Avalon has told her daughter that as one flies through the air there is definitely time to think. "I know that she's right." The narrator's mother has

Hope This Helps!

the body of fish is streamlined why​

Answers

Hopes this helps:

Answer:

The body of a fish is streamlined because, it increase the speed of the fish in the water. The more the streamlined shapes more easier for the fish to swim in the water.

Hunting reserves also support wildlife conservation.give reason

Answers

Answer:

. because wild life is a renewable natural resource

Consumers _____.

A.) break down dead material into nutrients

B.) eat only meat

C.) eat other organisms for energy

D.) make their own food

Answers

eat other organisms for energy

Answer:

c.) eat other organisms for energy

Which term best describes two predators living in the same habitat who feed on the same prey?

A.coexistence
B.mutualism
C.competition

Answers

Answer:

The answer is C, competition

Competition refers to the interaction between the organisms to seek or feed on the same resource.

The term that best describes the two predators living in the same habitat feeding on the same prey is competition.

Competition can be defined as:

Competition in an ecosystem or habitat will take place when the ecological niche of organisms overlaps as both organisms try to use the same resource.

In habitat, the predators feeding on the same prey will have competition, as the predators will fight for food, nutrients, and a source of energy to survive.

Competition can be caused among animals due to food, space, and shelter.

Thus, the correct answer is Option C.

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Which of the following organisms can be used by humans for selective breeding? Choose all that apply.

15 points btw

Answers

Answer:

All of the above.

Explanation:

Selective breeding is the process by which humans use animal breeding and plant breeding to selectively develop particular phenotypic traits by choosing which typically animal or plant males and females will sexually reproduce and have offspring together.

All of the above :)









Put the levels of organization in an ecosystem in order from the largest to the smallest

Answers

Individual, population, community, ecosystem, biosphere

(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.

The parts of the female reproductive tract normally include to ovaries to uterine tubes a single pair shaped uterus and a single vagina. Gamete production is the responsibility of the ovaries whereas protection and nourishment of growing embryo and fetus before birth and functions of the uterus the two Tubes known as fallopian tubes one from each ovary provide pathways for the female gamete (eggs) to get from the ovaries to the uterus.

Referred to the figure provided identify the structure where fertilization occurs.

#2
#4
#3
#1

Answers

Answer:#1

Explanation:

Hemostasis involves a complex chain of events, and any disorder that affects any individual clotting factor can disrupt the entire process. As a result, managing many clinical conditions involves controlling or manipulating the clotting process. Excessive coagulation can cause dangerous blood clot conditions such as the formation of an embolus and a thrombus. Inadequate coagulation is associated with disorders like hemophilia, an inherited disorder characterized by the inadequate production of clotting factors. About one person in 10,000 has hemophilia. What is the name of the formed element that is critical for initiating the formation of a blood clot

Answers

Answer:

Fibrin

Explanation:

The name of the element that is critical for initiating the formation of a blood clot is fibrin.

Fibrin is a fibrous, non-globular protein that is formed by the polymerization of fibrinogen as a result of the reaction with protease thrombin. The threads from fibrin form a network of fibers around the platelet plug at the area of damaged blood vessels in the process of injuries, thereby forming the initial clot.

Why are phase changes considered physical and not chemical
changes?

Answers

Answer:

Phase changes are physical changes that take place when matter changes energy states, but chemical bonds are not broken or formed. ... The phase of a substance depends on the amount of energy the atoms contain. All atoms are in motion. The higher the temperature of an atom, the faster the motion

Because it physically change like humans and animals duuh

John wants to investigate the effect of temperature on dissolving sugar in water. What will be his dependent variable? A) temperature of the water B) volume of the solvent C) time taken for sugar to dissolve

Answers

Answer: The correct option is A.

Temperature of the water

Explanation:

This is because dependent variable is variable that cannot stand alone but depends on another. It is the effect in an experiment. It is what that is been measured or tested in an experiment. Temperature if the water is dependent variable because it's what is been tested or measured in that experiment. It depend on other variables.

Which of the following substances is/are involved in
oxidative phosphorylation of cellular respiration?

Answers

Answer:

the answer will be

ADP

Oxygen

ATP

so its all the above

Explanation:

The substances involved in oxidative phosphorylation are the electron transport chain, oxygen, and ATP synthase.

The substances involved in oxidative phosphorylation of cellular respiration are:

Electron transport chain: It consists of a series of protein complexes located in the inner mitochondrial membrane. Electrons from carrier molecules, such as NADH and FADH2, are passed along the electron transport chain, resulting in the generation of a proton gradient.

Oxygen (O2): Oxygen acts as the final electron acceptor at the end of the electron transport chain. It combines with hydrogen ions to form water (H2O).

ATP synthase: This enzyme is located in the inner mitochondrial membrane and utilizes the energy from the proton gradient to generate ATP through the process of chemiosmosis.

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8. Which of the following shows an example of extinction?

A: Two species of caterpillars compete for the same food
B: Two species of caterpillars breed to create a new species
C: A generation of caterpillars all metamorphosize into butterflies
D: An entire species of caterpillar dies off

Answers

Answer: D

Explanation: hope this helps

A rabbit is born with brown(g) fur. It has 9 other siblings from the same
litter, and they all have white(G) fur.
Select the True Statements.
• Brown fur is caused by a mutation
•The dominant allele is G
•The dominant allele is g
•gG is a genotype for white fur
•Brown fur is the recessive trait
•Gg is a genotype for brown fur
•The recessive allele is g
•White fur is dominant over brown fur

Answers

Answer and Explanation:

What we know:

1 rabbit born with brown fur (g).

9 other siblings with white fur (G).

The correct answers:

- The dominant allele is G

This is because G is capitalized, and there are more white bunnies than brown.

- Brown fur is the recessive trait

We see that (g) isn't capitalized for the brown bunny, and that there was only 1 brown bunny out of the 10 bunnies in total. So, brown fur is a recessive trait.

- The recessive allele is g

This is correct because g isn't capitalized, and acts recessive, or doesn't appear unless the genotype is gg, in which the recessive trait will then appear/unhide.

- White fur is dominant over brown fur

There is more white fur bunnies than brown fur bunnies, so the white fur trait is dominating the brown fur trait.

I hope this helps!

#teamtrees #PAW (Plant And Water)

A siamese cat can be one of three colors. Black(B) , Orange (O) or black and orange(BO).
What will be the result of crossing a purebred orange siamese cat with a hybrid (BO)?
Offspring Genotypes
Offspring phenotypes?
What type of inheritance is this?

Answers

Answer:

Offspring Genotypes - ½ BO : ½ OO

Offspring phenotype - ½ Black orange cat : ½ orange cat

Type of inheritance - Co-dominance

Explanation:

This question involves a single gene coding for skin color in Siamese cat. The alleles for orange color (O) and black color (B) are co-dominant i.e. they are both expressed in a heterozygous state.

According to the question, a purebred orange siamese cat (OO) was crossed with a hybrid cat (BO). The following gametes will be produced by each parent:

OO - O only

BO - B and O

Using these gametes in a punnet square (see attached image), the following proportion of offsprings will be produced from this cross:

½ BO : ½ OO

½BO - Black orange phenotype

½OO - Orange phenotype

- This type of inheritance is CO-DOMINANCE

A. Producer
B. Primary consumer
C. Secondary consumer
D. Tertiary consumer

Answers

Answer:B. Primary consumer

Explanation:The reason why Its b because that primary comsumers are mostly herbivores or the primary comsumer is the first consumer to eat the producer.Hope it helps!

PLS HELP MEEEE IM TIMED!!

Answers

Answer:

...34 minutes later...

Explanation:

Hi sorry Im probably too late anyway but I do hope you did good! Have a wonderful week!

what is biology?
a.science b.social​

Answers

Answer A Science

Explanation: Biology is one of the three main sciences that students study. It is the science of life.

HELP PLS :)



It's hard to believe that forces and energies in space have an impact of events here on Earth. Scientists believe that the Sun is a huge influence on our planet. They have evidence to support their theories.


Can you pick out the statements that are true; statements that support the influence of the Sun on the Earth?


Spring tides are the largest tides due to the combined influence of the Sun and the Moon.


The sunspot cycle results in ice ages on Earth.


Solar flares disturb some radio communications here on Earth.


Geomagnetic storms on the Sun can damage to Earth-orbiting satellites.


The Sun's gravity is responsible for the planets' orbital path.

Answers

Answer:

the third one as I studied and knew.

WILL MARK BRAINLIEST 100 POINTS
In protein synthesis, why is it so important that RNA copies the message that DNA has so precisely?
A Copying the bases incorrectly changes the DNA
B Copying the bases incorrectly could change the shape of the ribosome
C Copying the bases incorrectly could cause the amino acids to be different which would change the protein

Answers

Answer:

I think it is A

Explanation:

hopefully im right so sorry if not

It is A

hope this helps

What is the long underground stem on a non vascular plant called?

Rizome
root
stem
Rizoid​

Answers

Answer:

Rizome root dude good luck

Answer:

Rizome

Explanation:

Hope this helps

Question 1 (2 points)
(04.02 LC)
Which of the following describes an element? (2 points)
a
Matter made up of only one type of atom
Ob
A substance made of two or more types of atoms
Ос
Two or more types of atoms chemically bonded together
Od
Two or more types of atoms that are not chemically bonded

Answers

Answer:

Two or more types of atoms chemically bonded together

Explanation:

Hope this helps

Need help on this question ?

Answers

Answer and Explanation:

Rectum

The answer is the Rectum.

This is where everything is stored after all the processes.

#teamtrees #PAW (Plant And Water)

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PLEASE HELP!!! :( Consider the following figure What is BD? Louisa May AlcottMost people know Louisa May Alcott because of her classic novel Little Women. She also wrote Little Men and Jo's Boys. These novels, whichfeature the March sisters, are popular with young readers. Her writing has captivated and delighted young audiences for generations.Louisa May Alcott was born in 1832 in Pennsylvania. She was the second daughter and had three other sisters. Louisa and her sisters wereeducated at home by their father. He often entertained guests such as Ralph Waldo Emerson and David Thoreau, great writers who influenced ayoung Louisa. It was natural for her to aspire to become a writer. When Alcott became older, she helped the family with finances by teaching andwritingLouisa May Alcott's first novel, Little Women, is partly autobiographical, based on her experiences growing up in Massachusetts. The bookwas a great success and launched her career as a writer.Which phrase best describes how the author introduces the subject of Louisa May Alcott to the reader?O 1. by telling what Alcott's novels are usually about02. by explaining how Alcott's novels became popular3. by emphasizing that Alcott's novels have always been popular4. by revealing a personal opinion about the quality of Alcott's novels If the irs calls you and wants to exam your tax return this is called audit? True or false ? what color is the shy What is the median test score? A) 2.5 B) 2 Eliminate C) 3 D) 5 You won the lottery and may choose between Prize 1, which would pay you $50,000 today and $200,000 at the end of 10 years OR receive $50,000 today plus some annuity at the end of each year for 10 years. Using an interest rate of 5%, which of the following comes closest to the annuity that will make the present value of both prizes the same?a. $172,782.65.b. $38,431.68.c. $122,782.65.d. $15,900.91. what is dehliwal ? what is dehliwal ? what is dehliwal?what is dehliwal ? what is dehliwal ? what is dehliwal? I'm failing lol. HELP me with math?? What is something as light as a feather but can't be held even by the strongest man? PLEASE HELP!!What guidelines are set forth by the USDA and MyPlate? How does Viola wish to deceive the above person? Twelfth night Shakespeare The ratio of dogs to cats at the Humane Shelter is 3:9. If there are 45 dogs at the Humane Shelter, how many cats are there?A. 405B. 120C. 135D. 110 Barbara, a product manager at an organic soap manufacturing company, is supposed to interview a candidate for a new job opening in her department. The candidate arrives late to the interview, and therefore Barbara assumes that he will be tardy and uninterested in his job as well. Despite the fact that the candidate meets all the job requirements, Barbara rejects the candidate. Which of the following interview errors has Barbara most likely made?A. The first-impression error.B. The similarity error.C. The contrast error.D. The non-relevancy error. Someone please HELP ME ASAPDuring a play, there are usually intermissions between . . . Select one: Scenes Lines Both Acts and Scenes Acts Faux Trees Company produces artificial Christmas trees. A local shopping mall recently made a special order offer; the shopping mall would like to purchase 230 extra-large white trees. Faux Trees Company is currently producing and selling 20,000 trees; the company has the excess capacity to handle this special order. The shopping mall has offered to pay $160 for each tree. An accountant at Faux Trees Company provides an estimate of the unit product cost as follows:Direct materials $51.61Direct labor (variable) $3.80Variable manufacturing overhead $1.00Fixed manufacturing overhead $4.00Total unit cost $60.41This special order would require an investment of $5,000 for the molds required for the extralarge trees. These molds would have no other purpose and would have no salvage value. The special order trees would also have an additional variable cost of $8.26 per unit associated with having a white tree. This special order would not have any effect on the company's other sales. If the special order is accepted, the company's operating income would increase (decrease) by:_______a. $15679 decrease.b. $15,679 increase.c. $16,708 decrease.d. $10,679 increase.