Which statements are correct concerning human DNA? Select all that apply.
1. Each strand contains chromosomes from one parent.
2. It contains 23 chromosomes
3. It contains 46 chromosomes
4. Each chromosome contains 23 genes.

Answers

Answer 1
It contains 46 chromosomes
Answer 2

Answer:

answer would be B,C


Related Questions

Where are the major endocrine glands located?

A) In the head, shoulders, knees, and toes

B) In the abdomen, joints, brain, and spinal column

C) In the brain, neck, abdomen, and groin

D) In the gall bladder, appendix, tonsils, and spleen

Answers

Answer:

a

Explanation:

The answer is C. I hope this helps

Inbreeding can cause physical defects because _____________ are passed on to the next generation.
a.
DDT
c.
PCBs
b.
estrogen
d.
deleterious recessive genes

Answers

Answer:

d.  deleterious recessive genes

Explanation:

Inbreeding occurs when offsprings result from two individuals who have a similar genetic sequence because they are closely related. The offsprings borne are prone to be defective because of the similarity between their parents' genes.  Inbreeding depression also occurs because the offsprings are not physically fit and can easily succumb to death.

The opposite of inbreeding is crossbreeding which prevents the negative traits that are associated with inbreeding.

What is another name for dunnbells and barbells?

A.

Free weights

B.

Fast weights

C.

Focused weights

D.

None of the above


HURRY UP AND ANSWER PLEASE

Answers

Answer:

fast weights

Explanation:

Which of the biochemical processes do yeast perform in order to obtain energy that their cells can use to do work?

Answers

Answer:

Fermentation

Explanation:

Fermentation is a catabolic, anaerobic process, which is not usually accompanied by electronic transport and whose final product is an organic compound. Yeasts are unicellular bodies (generally spherical in shape) with a size of around 2 to 4 μm and that are naturally present in some products such as fruits, cereals and vegetables. They are what are called: facultative anaerobic organisms, that is, they can develop their biological functions without oxygen. Yeasts carry out alcoholic fermentation. Its biological purpose is to provide anaerobic energy to unicellular microorganisms (yeasts) in the absence of oxygen, to dissociate glucose molecules and obtain the energy necessary to survive, producing alcohol and CO2 as fermentation waste.

Fill in the blanks below with either the word "up" or the word "down" to infer the state of the nation's economy.

Answers

Incomplete question. The full question read;

How was the United States doing in the years following World War II? Fill in the blanks below with either the word “up” or the word “down” to indicate the state of the nation.

Government spending was___.Employment was___.Wages were__.The economy was__.

Answer:

Government spending was up. Employment was up.Wages were up.The Economy was up.

Explanation:

1. Historical record confirms that the years after World War II saw a rise in government spending since there was an increased interest in defense spending.

2. With the war having ended, new employment opportunities became available, leading to an up in the employment rate than previously seen before the war.

3. Labor costs (wages) also increased as there was a growing demand for labor in industries.

4. In general the United States economy witnessed more money been pumped into the economy by the government; leading to positive economic growth.

Answer:

A) up

B) up

C) up

D) up

Explanation:

got it right on edg

Illustrate and describe the energy_______ that occur during photosynthesis and respiration.​

Answers

Answer:

cellular respiration

Explanation:

PLEASE HELP! WILL GIVE BRAINLIEST!
Why does blue light cause a negative photosynthesis rate? (If algae is grown under blue light, why is the rate of photosynthesis slower than other colors?)

Answers

Blue photons drive the photosynthetic reaction, although from an energy standpoint, one might consider them less efficient than green or red photons because their high energy isn't fully utilized; some of the energy is essentially lost compared to photosynthetic photons with a longer (less energetic) wavelength.

Why are vestigial structures not removed by natural selection?

Answers

Answer:

A. Nature selects against only harmful traits.

Explanation:

Vestigial structures don't harm the organism.

Answer: A nature selects against only harmful traits

Explanation:

If a woman who is a carrier of DMD and a man without the disorder have children, which outcome is possible? 1)All of their sons and half of their daughters could have DMD. 2)Half of their sons and half of their daughters could have DMD. 3)Half of their sons and none of their daughters could have DMD. 4)None of their sons and half of their daughters could have DMD.

Answers

Answer:

2.

Explanation:

because all of their children have a 50/50 chance of having it. hope this helps

Half-life definition

Answers

Answer:

The given amount of a radioactive substance to disintegrate.

Explanation:

Why is population growth more rapid when population density is low?

Answers

Answer:

bsjsbdbsbdbksbdjxbxjjxcb

What are the components of comets??

Answers

Answer:

nucleus, coma, ion tail, dust tail

Answer:

Explanation:

A Comet consists of five parts a nucleus a coma an extended hydrogen halo a plasma and a dust

Do 1. Different types of mutations can occur in DNA. The diagram represents a
type of mutation.
Mutation
Q. Q» Qo
)
DNA
WGACTAGCAC W
DNA
GAOTAAGCAC
C
Which statement describes the mutation in the diagram?

Answers

Answer:

A

Explanation:

What is the unit of density (ρ)?

Answers

Answer:

The SI unit for density is: kilogram per cubic metre

[tex]kg |m ^{3} [/tex]

The answer will be kg/m3

Which phase of mitosis is shown in the diagram?



anaphase

metaphase

telophase

prophase

Answers

Answer: (anaphase) so the first one
Explanation:

Answer:

its c

Explanation:

How do u think the food molecules get from the villi to all the places in the body that need energy

Answers

Yes because it breaks down all of the cells of your body and the energy to survive

pls answer the following question

1-Which labeled part of the eye contains muscle?
2-Light enters the eye through the transparent front surface called the ........
3-The rods and cones send signals to the brain along a short , thick nerve called the ...........

Answers

Answer:

1)ans:- The iris contains muscles that allow the pupil to become larger (open up or dilate) and smaller (close up or constrict).

2)ans:- Light enters the eye through the transparent front surface called the ....Cornea...

3)ans:- The rods and cones send signals to the brain along a short , thick nerve called the .....optic nerve......

************This answer is given by MD.Tashin***************

Explain how if you have chickenpox as a child, it can come back as shingles as an adult.

Answers

Answer:

the virus enters your nervous system and lies dormant for years. eventually it could reactivate and travel along nreve pathways to the skin causing shingles.

How can diseases be reduced?​

Answers

Answer:

Diseases can be reduced by washing your hands with soap and water thoroughly and frequently, covering your nose and mouth when you sneeze or cough, disinfecting frequently touched surfaces in your home, and avoiding contact with sick people or sharing personal items with them.

45 PTS What role do plants play in the water cycle?

precipitation

transpiration

condensation

cooling

Answers

Answer:

transpiration

Explanation:

plant play transpiration role in water cycle

Where does the oxygen released during photosynthesis come from​

Answers

Answer:

Oxygen liberated during photosynthesis comes from the splitting or hydrolysis of water in the green plants. Cornelius van Niel experimentally proved for the first time that the oxygen liberated during photosynthesis comes from water and not from carbon dioxide.

Answer:

Oxygen liberated during photosynthesis comes from the splitting or hydrolysis of water in the green plants.

Oxygen is just a by product of this splitting, and will be removed from the plant.

it was proven by Cornelius Van Niel that oxygen liberated during photosynthesis comes from water not carbon dioxide

i dont UNDERSTAND ?! some one help??? you dont have to do it all, just solve 3 as an example and explain how i do this please, i would also give brainliest

PLEASEEEEEEE AND THANKYOUUUUUUUUUU

Answers

I tried to submit it but it would let me so I comment on this

Which statement describes something quantitative?
A)The liquid was a blue colour.
B)The liquid smelled strong.
C)The volume of the liquid was 27 mL.

Answers

The third statement since quantitative is about quantity (in numbers) so the third one (C) best suits quantitative with the mention of 27mL

Answer 15 and 16 plz Fast

Answers

Answer:

15. A

16. A]

How this helps you out

WILL MARK BRAINLYEST IF ANSWERED
Part C
The style is the female reproductive part of the plant. Do some research online to learn more about the
style. Based on your observations and your research, how does the style play a role in reproduction?

Answers

The Style part of a flower is the female part of a flower (like the question says), the way the Style plays a role in reproduction is how it supports the stigma and connects it to the ovary. This is a major role in reproduction for the flower, because it's the location where pollen tubes travel to deliver sperm cells to the egg.

Answer:

The style is the female reproductive part of the plant. Do some research online to learn more about the style. Based on your observations and your research, how does the style play a role in reproduction?

Explanation:

7) Do the sources you find show bias in their description of how harmful acid rain is? (Can you find one that claims acid rain is not harmful?)

ASAP PLSS!!!

Answers

Answer:Acid rain can benefit the environment by blocking one of the most powerful greenhouse gases, scientists said yesterday

Explanation:hope it helps

Will climate temperature rise because of the greenhouse effect?
claim and evidence and reasoning ​

Answers

Answer:

Global warming (Co2 emissions)

Explanation:

The more carbon in the atmosphere the likelihood for heat to get trapped therefore raising global temperatures thus affecting the climate.

WOULD THERE BE ANY BACTERIA
IN AN AQUARIUM?
A balanced
aquarium
contains certain animals as
well as some plants. How
many kinds of animals can
you make out in the
aquarium shown here ? Name
any two such animals.
.............


...............
Do you think there would be
some bacteria in it? If so, in
which part of the aquarium
would they be occurring in
abundance and what for?
.................​

Answers

Answer: yes, many different kinds

Explanation: bacteria are everywhere and so will be found in aquaria. Aquarium health is dependent on bacteria. Fish excrete ammonia which is toxic. Bacteria such as Nitrosomonas and Nitrococcus convert ammonia to nitrite, and Nitrobacter converts nitrite to nitrate which is relatively harmless. Bacteria such as Pseudomonas stutzeri and Bacillus subtilis remove nitrate and organic waste. There are also bacteria in fish intestines, and other bacteria that can cause fish diseases or create undesirable conditions such as Pseudomonas fluorescens, Vibrio, Flexibacter or Aeromonas and anaerobes that reduce sulphates to hydrogen sulphide.

The ans is yes to this one

Pls answer my question and explain. Thanks in advance.

P.S. If you explain ur answer I will mark u brainiest.

Answers

Answer:

25% is the possible answer,because even the dragon that breathes a blue fire falls inlove with a dragon that could not breath fire same as her mother, but her father does or could breath a yellow fire,that's what you called 3rd degree of enheritance.

Chemical reactions can occur in the cells of living things.

true or false

this is 7th grade science

Answers

false lolololololollolol sorry i have to do 20 letters
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