A scientific theory is an explanation supported by scientific evidence.

Answers

Answer 1

Answer:

Is this a true or false question?

Explanation:


Related Questions

Which of the following substances is a strong acid? A. Sea Water. B. Pure water. C. Ammonia D. Battery acid

Answers

I think it is C but im not sure, it could be D too

In base pairing for the translation of DNA to mRNA, which nitrogen base complements Adenine?

Answers

Answer:

Adenine and thymine form base pairs that are held together by two bonds, while cytosine and guanine form base pairs that are held together by three bonds. Bases that bond together are known as complementary. During transcription, DNA is converted to messenger RNA (mRNA) by an enzyme called RNA polymerase.

Answer:

Adenine and thymine form base pairs that are held together by two bonds, while cytosine and guanine form base pairs that are held together by three bonds. Bases that bond together are known as complementary. During transcription, DNA is converted to messenger RNA (mRNA) by an enzyme called RNA polymerase.

Explanation:

how long does it take for mitosis to complete? why will most of the cells you view be in interphase?

Answers

Answer:

Mitosis takes about 2 hours to complete :3

Most cells would be viewed in interphase because it's the most important part of the stage where G1, S, and G2 phase are there too :3

Explanation:

:3


The difference between an open and a closed circulatory system is...

Answers

Answer:

In the closed circulatory system, blood is confined to a heart and blood vessels, whereas in an open system, hemolymph (blood) moves from a heart through vessels into interconnected spaces called a "hemocoel."

Explanation:

An open circulation the blood is not blood vessels, it instead is pumped into a cavity called Hemocoel.

A closed circulatory system, the blood is pumped through vessels SEPARATE from the interstitial fluid of the body.

specificity of communication by the nervous system compared to the endocrine system ​

Answers

Answer:

Like the nervous system, the endocrine system is a regulatory system. However, instead of using electrical impulses for signaling, it produces and uses chemical signals called hormones, which travel through the bloodstream and control the actions of cells and organs.

Explanation:

Hope it helps

what is most likely to happen when water loses heat

Answers

Answer:

it will turn to ice

Explanation:

the potential energy in the molecules is reduced and they start to move alot slower, eventually they stick together and form ice

I need help with this question

Answers

Answer:

a and c

Explanation:

I do not really have an explanation but I hope this helps :)

Answer:

a and c

Explanation:

brain has to do with your nervous system and your heart has to do with your circulatory

Which one of the following is made of angular gravel clasts?
a. conglomerate
b. sandstone
c. breccia
d. mudstone

Answers

Answer:

c) Breccia

HOPE IT HELPS!!

A person who is interested in the hypothalamus and its functions might pursue a career in

neuroscience
gene therapy
endocrinology
sports medicine
Answer correctly Please this is my first time hehe

Answers

the answer is neuroscience
The answer is neuroscience

Most fossilized bones have undergone the process of

A)unaltered preservation
B)carbonization
C)casting
D)perimineralization

Answers

Answer:

D. Perimineralization

Explanation:

After a bone, wood fragment, or shell is buried in sediment, it may be exposed to mineral-rich water that moves through the sediment. This water will deposit minerals, typically silica, into empty spaces, producing a fossil.

The answer is perimineralization don’t ask me why tho I just know cuz I learned tho like a year ago

is this true or false?: Males are more likely than
females to express a x-linked recessive disorder

Answers

True

Sorry if im wrong

have a nice day.

Match
Solids
Liquids
Gases
Change of state of Matter
Particles are
tightly packed, but are
far enough apart to
slide over one
1 another
Occurs due to heating or
cooling of a substance (adding or
* removing energy)
have an
indefinite shape
and an indefinite
volume
Particles
tightly packed, vibrating
about a fixed position

Answers

Answer:

Particles are  tightly packed, but are  far enough apart to  slide over one  1 another- Liquid

Occurs due to heating or  cooling of a substance (adding or  * removing energy)- Change of State of Matter

have an  indefinite shape  and an indefinite  volume- Gas

Particles  tightly packed, vibrating  about a fixed position- Solid

Explanation:

Which would conserve more energy, if all humans ate only vegetables or ate only meat?

Answers

I think it's b because it seems obvious

meat i’m pretty sure

What is the genotype and phenotype of the
offspring of 2 heterozygous brown eye parents
where brown is the dominant eye color and hazel
is the recessive eye color?

Answers

Answer:

Genotypes:

BB, Bb, bb

Phenotypes:

Brown eyes, hazel eyes

Explanation:

Punnet squares are in the image attached

What causes the equinox to occur twice a year?

Answers

Answer:

tilt and orbit of the Earth combine in a way that the axis is inclined away from the sun

Explanation:

We have an equinox twice a year. The Spring and Fall equinox. An equinox occurs when the tilt of the Earth's axis and Earth's orbit around the sun combine in such a way that the axis is inclined away from the sun.

Temperature is determined by which of the following?
A.) Particles move faster
B.) Particles move slower
C.)Particles cease to move
D.)Particles move at a constant rate

Answers

The answer is D because they could move slower or faster it depends on if the temperature is high or low
D. Particles move at a constant rate

The tortoise took 5 minutes to go 30 feet; how slow is the turtle?

Answers

Answer:

6 feet/minutes

Explanation:

The tortoise took 5 minutes to go 30 feet; how slow is the turtle?

= 30/5

= 6 feet/minutes

Which phylum contains more than 10,000 living species?

Porifera
Echinodermata
Cnidaria

Answers

Answer:

Cnidaria

Explanation:

What combines with sugar and a phosphate group to form a nucleotide?
1. amino acid
2. dexoyribose
3. glycerol
4. nitrogeneous base

Answers

Answer:

4

Explanation:

A nucleotide consists of a sugar molecule attached to a phosphate group and a nitrogenous base

How are the smallest ocean waves produced?
A.Weak winds that blow for short periods of time over great distances.
B.Weak winds that blow for long periods of time over small distances.
C.Weak winds that blow for short periods of time over small distances
D.Weak winds that blow for a long time over a great distance.

Answers

Answer: the answer is C

Explanation:

Answer:

c!

Explanation:

For a wave to effectively be produced there need to be large wind, long period of time and a large distance of water. If they are all reduced, then there would be a reduction in the intensity of the wave.

hope this helps!

What did you find difficult about matching the choromosomes

Answers

Answer:

by blocking cells in mitosis and staining the condensed chromosomes Giemsa dye.

Explanation:

Can't explain.

What are two kinds of chemical properties of matter?

Ability to shine
Ability to burn
Ability to bend
Ability to rust

Answers

Explanation:

Summary. Chemical properties are properties that can be measured or observed only when matter undergoes a change to become an entirely different kind of matter. They include reactivity, flammability, and the ability to rust.

Answer: Ability to burn and ability to rust

Explanation:

In pea plants, height is determined by an allele for tallness (T) that is dominant over an allele for shortness (t). What is the probability that a gamete, selected at random, would carry the short allele (t) in a cross of heterozygous tall pea plants?

Answers

Explanation:

The Answer Is

Hope It Helps U

Brainliest

I really need help this is due tomorrow and is gonna cause my to fail the class :(

Bacteria that has no membrane-bound organelles and eats other organisms for energy.
The bacteria is
a. a eukaryote.
b. a prokaryote.
C. a plant.
d. an animal.

Answers

a prokaryote :) !!!!!!!!!!!!!

The breaking down of glucose into two molecules; anaerobic process. Please help

Answers

i’m pretty sure it’s glycosis

Answer:

glucose is broken down in ten steps to two molecules of pyruvate which then enters the mitochondria where it is oxidized through the tricaboxylic acid cycle to carbon dioxide and water

1. What is the purpose of transcription? Why does it have to occur?

Answers

Answer:

The goal of transcription is to make a RNA copy of a gene's DNA sequence. For a protein-coding gene, the RNA copy, or transcript, carries the information needed to build a polypeptide (protein or protein subunit). Eukaryotic transcripts need to go through some processing steps before translation into proteins.

Explanation:

2.
What type of sugar molecule is found in a DNA molecule?


Answers

Explanation:

deoxyribose

it's a carbon based sugar molecule

Answer:

I think the answer is Necleotide

how does the digestive and nervous system interact

Answers

The digestive system stores and digests foods, transfers nutrients to the body, eliminates waste and absorbs water.

what are the reason for which people deposit money in a bank ?​

Answers

so when they get robbed all their money doesn’t get stolen and it’s safe

Why is it important that a protein keeps its shape?
The shape of a protein keeps its amino acids from changing sequence.
The shape of a protein keeps it from breaking up into loose amino acids.
The shape of a protein allows it to perform several different jobs.
The shape of a protein allows it to perform its particular job

Answers

C. The shape of a protein allows it to perform several different jobs.
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