The gamete (sex cell ) for any species should always contain
1. An even number of chromosomes
2. The normal number of chromosomes
3. Twice the normal number of chromosomes
4. Half the normal number of chromosomes

Answers

Answer 1
Half the normal number of chromosomes
Answer 2

Answer:

..

Explanation:

....


Related Questions

What kind of adaption would you be most likely to see in these little moles that live underground? the ones are A. Wings B. Fins C. An adaption to keep dirt out of their eyes and D. None of the above please help

Answers

It is d none of the above..


How did tiktaalik provide evidence that amphibians evolved from fish?

Answers

Answer:

Tiktaalik fossils reveal how fish evolved into four-legged land animals. The report shows that the animal had a large, robust pelvic girdle, a prominent hip joint, and long hind fins. The powerful fins could have propelled the beast in the water, but also helped it walk on riverbeds, or scramble around on mudflats

Explain the key steps of the rock cycle including the words igneous, sediment, sedimentary, metamorphic and magma.

Answers

Answer:

Igneous rock can form sediments and metamorphic rock. metamorphic rock can form magma (which cools to make igneous rock) and sediments ! Sediments make sedimentary rock , which makes metamorphic rock.

confusing, yes, but i hope this helps!

i included a pic just in case! have a good day :)

The key steps of the rock cycle including the words igneous, sediment, sedimentary, metamorphic and magma should be explained below.

Key steps of the rock cycle:Igneous rock can create sediments and metamorphic rock.Metamorphic rock can create magma which cools to form the igneous rock and sediments. Sediments could make sedimentary rock , which makes metamorphic rock.

In this way, the key steps should be written.

Learn more about rock cycle here: https://brainly.com/question/11049085

The number of chromosomes is DOUBLED after mitosis. True or False, AND explain.

PLEASE HELP IT'S DUE TODAY!!!!

Answers

Answer:

False

Explanation:

The number of chromosomes is doubled during mitosis, but each daughter cell (new cell) has the same number as the mother (original cell)

Mitosis is a cell division cycle in which the parent cell divides to produce equivalent daughter cells. It can occur in the body for growth, replacing dead cells etc.

The statement is False.

The sentence can be explained as:

Mitosis is a function of division in cells in which the two exact daughter cells are produced from the parent cell division of the nucleus and cytoplasm.

The parent cells undergo the doubling of the hereditary content by the process of central dogma during the synthesis stage.

The parent and daughter cell is diploid during this sort of cycle and does not get halved or duplicated at the end of the cycle.

Therefore, chromosomes do not get doubled at the end of the division.

To learn more about mitosis follow the link:

https://brainly.com/question/17364997

Pls help me 20 points for CORRECT answer

Answers

Answer:

Cactus (3) Producer

1st tropic level (1) Consumer

Eats dead organisms and further breaks them down (2) Decomposer

Dogs and Cats (4) Scavenger

I believe these are all correct after looking them up, if they are wrong please tell me and I can edit it if possible. If you would like explanations for any of them jlmk. Please mark BRAINLIEST if correct! Have a blessed day/night!

Tattoos and piercings are not acquired characters. True or false?

Answers

Answer:

False

Explanation:

It's false because you weren't or couldn't have been born with a tattoo, so you acquired the trait instead of inherited it.

Answer:

True

Explanation:

You are not born with them so they are not aquired.

Are ribosomes the food for a plant cell?

Answers

Answer:

All living cells contain ribosomes, tiny organelles composed of approximately 60 percent RNA and 40 percent protein

can i have brainlyest

Answer:

Ribosomes 1 teaspoon of round cake sprinkles

Explanation:

Can you forecast an earthquake? Explain why or why not.

Answers

Answer:No. Neither the USGS nor any other scientists have ever predicted a major earthquake. We do not know how, and we do not expect to know how any time in the foreseeable future. USGS scientists can only calculate the probability that a significant earthquake will occur in a specific area within a certain number of years.

Explanation:

IF YOUR GOOD AT SCIENCE PLS HELP ME OUT ILL Mark Brainliest:)

Answers

Answer:

arizona and california

Hi there! Your answers are below!

It is California & Arizona!

                               Arizona

Arizona gets huge amount of sunlight. That's why Arizona is burning in the summer. During the summertime in Arizona, It can reach as hot as 120°F! It also ranked as No. 1 in the All-Time Record Maximum Temperature by State! In Lake Havasu City, it reached 128 °F! Arizona is also known for having heatwaves. About 76 people died during one of Arizona's heatwaves in 2014.

                               California

California is another state that gets a lot of sunlight. Since California gets high amounts of sunlight, most hurricanes form by California and Arizona. In September 6, 2020 California had recent a heatwave that broke out in several locations in Southern California. It reached 121 °F (49 °C), and a woman died while hiking.

That's all! Thanks for asking this question!

Brayden and Gavin were playing touch football against Cole and Freddy. Touchdowns were worth 7 points. Brayden and Gavin scored 7 touchdowns. Cole and Freddy's team scored 9 touchdowns. How many more points did Cole and Freddy have than Brayden and Gavin?​

Answers

Answer: 14 more points

Explanation: Good luck! :D

Brayden and Gavin scored 49 points in all

Cole and Freddy scored 63 points in all.

63 - 49 = 14

There is much controversy surrounding stem cells and the use of them. Do you think the use of stem cells is ethical? Why or why not?

Answers

Answer:

Explanation:

Ethical issues Historically, the use of stem cells in medical research has been controversial. This is because when the therapeutic use of stem cells first came to the public’s attention in the late 1990s, scientists were deriving human stem cells from embryos.

As TSH levels fall, the thyroid gland slows down thyroxin secretion.
True or False

Answers

Answer:

I think s its True

Explanation:

What do low levels mean? Low TSH levels indicate hyperthyroidism. This is also known as an overactive thyroid. If the thyroid gland is secreting levels of hormones that are too high, the pituitary gland produces less TSH

hope it helps

7. Transcription is:
a. copying the code from DNA to RNA
b. making more DNA from DNA

Answers

A. Copying the code from DNA to RNA

heating causes a substance to lose thermal energy

Answers

Answer:

true

Explanation:

Which of the following best explains why omnivores do not have a specific place in the food chain?


A Omnivores can eat plants and animals, but they are also eaten by other carnivores.

B Omnivores can be the top-level organisms except when they have no prey.

C Omnivores can only eat other omnivores, so they do not belong in the food chain.

D Omnivores can gain energy from photosynthesis, as well as from eating other animals.

Answers

A. Omnivores can eat plants and animals, but they are also eaten by other carnivores.

Explanation:

it just makes sense

PLEASE I NEED THIS I WILL MARK BRAINLIEST AND GIVE YOU 40 POINTS

Answers

Answer:

Fossil A!

Explanation:

Answer:

give the other guy brainliest

Explanation:

Two plates moving towards each other are called convergent plates, like those shown below.

Which structures are likely to form at a convergent plate boundary?

A) rift valley

B) wave erosion

C) mountains

D) river canyons

Answers

C) Mountains

Just took the test :)

Which of these is a way that global climate change is affecting human
health?
A. Increased levels of atmospheric carbon dioxide have caused
respiratory ailments.
B. Exposure to high concentrations of greenhouse gases increases
the risk of cancer.
C. Ocean acidification has polluted water sources and contributed to
illness.
O D. Increased frequency of heat waves has led to deaths from heat
stress.

Answers

Answer:

a

Explanation:

a

Answer:

D.) Increased frequency of heat waves has led to deaths from heat stress

plants are natures___________ conditioners ​

Answers

Answer:

air conditioners

Explanation:

Oxygen is always released from higher plants during photosynthesis

1. After looking at the diagram, what role do you think blood plays in the human body?

Answers

Answer:

Blood is used to transport oxygen around the body

Explanation:


The forearm of all of these
animals are considered
homologous structures. Why?
A. They develop from the same embryonic
tissue.
Human
Bird
B. They are the most important sets of
bones.
C. They have no current use.
D. These animals do not share a common
ancestor.

Answers

Answer: its A

Explanation:

They have no current use, because they were passed down from a common ancestor, homologous structures are those that are comparable in related organisms, hence option C is correct.

What is homologous structures?

The descendants of these structures may or may not carry out the same purpose. Tetrapods' four limbs are an illustration of homologous features. All four limbs are present in birds, bats, mice, and crocodiles.

Bony fish such as sharks do not. Tetrapods evolved four limbs, and their descendants have carried on this trait.

As a result, the presence of four limbs is a homology. The upper arm of both humans and cats consists of just one bone, which we refer to as the humerus, and two forearm bones, the radius on the more medial side and the ulna on the more lateral side.

Therefore, option C is correct.

Learn more about homologous structures, here:

https://brainly.com/question/14138824

#SPJ2

In which structure would the egg need to be fertilized?

ovary
fallopian tube
uterus
vagina

Answers

Answer:

its the fallopian tube 100%

Explanation:

Two Changes that happen to your gas exchange system when you exercise regularly

Answers

Answer:

Hi hope this helps:

During exercise there's an increase in physical activity and muscle cells respire more

The heart rate increases during exercise.

The rate and depth of breathing increases - this makes sure that more oxygen is absorbed into the blood, and more carbon dioxide is removed from it.

A group of mountain gorillas has 10 members. How big is the group after 4 females emigrate, 2 females immigrate, 2 gorillas are born, and a male dies?(1 point)

1

9

13

7

Answers

It's 13 because at first you have 14 from 4 females emigrating then 2 leave giving you 12, then 2 are born giving you 14 again but then 1 dies giving you 13

From the original number of 10 gorillas, there are now 9 gorillas in this population. The correct option is B. After 4 females emigrated, 2 immigrated, 2 gorillas were borned, and 1 male died, there are 9 gorilas.

Available data:

10 gorillas in the original group4 females emigrate2 females immigrate2 gorillas are born1 gorilla dies.

So, from the original group, 4 individuals left, so

10 - 4 = 6 individuals

To the group of 6 gorillas, 2 individuals were added, so

6 + 2 = 8

In the group of 8 gorillas, 2 babies are borned,

8 + 2 = 10

And one individual died,

10 - 1 = 9.

The remaining number of individuals in this population is 9. Option B

You can learn more about additions and substractions at

https://brainly.com/question/2192776

1. The term used for “living together” is...
A. ecology b. environmentarism C.Bymiosis

Answers

Answer:

You might mean Symbiosis

Explanation:

Is the Onion Cell a Eukaryote or Prokaryote?

Answers

Answer:

eukaryote

Explanation:

Male cones produce ______ which contains cells that develop into sperm.

(For people who need the answer)

Pollen

Answers

Answer:

yeah i was gonna say pollen cuz no one else had the right answer

Explanation:

Answer:

Yes the answer would be pollen

Explanation:

HELP pls very time sensitive due today! Answer correctly please, anwser both questions with full sentences!:) dont put random anwser i will report you.

Answers

Answer:

Photosynthesis takes place in two stages, namely light-dependent reactions and light-independent reactions. Light-dependent reactions are also called light reactions and occur during the day time. Light-independent reaction is also called the dark reaction or the Calvin cycle.

Explain where the energy in an ecosystem comes from and how it is distributed to all living things in that ecosystem.​

Answers

Answer:

ummmmmmmmmm

Explanation:

what 2 parts of a chlorplast does photosynthesis take place

Answers

Answer:

The Grana and The Stroma.

Explanation:

I hope this helps u! :D

Answer: Photosynthesis occurs in geranium and stroma parts of chloroplast.

Explanation:

Chloroplast is an organelle covered by double membrane. Inner membrane is folded inside to form lamellae. The lamellae are stacked one above the other to from geranium. There are many grana in a single chloroplast. The remaining matrix consisting of cytoplasm is termed stroma. In the stroma are present other cytoplasmic inclusions like fragments of DNA and ribosome, etc.

Photosynthesis occurs in 2 steps:

1. Hill's reaction or Light reaction: It occurs in presence of light in geranium part of chloroplast.

2. Dark reaction or Blackmann's reaction: It does not require light directly, occurring irrespective of presence or absence of light. However, it is dependent upon the end products of light reaction. it occurs in stroma part of chloroplast.

The answer may be supplemented by viewing the diagram of electron microscopic structure of chloroplast from any book one may have, covering photosynthesis.

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