Biology Middle School

7th grade science help pls

7th Grade Science Help Pls

Answers

Answer 1

Answer:

d

Explanation: the genes carry what is needed to change, and the cells change due to what is happening in the genes

Answer 2

Answer:

with what

Explanation:

becuse how am i going to help

Related Questions

The graph below shows the average amount of rainfall of several types of biomes.


(look at image attached)


A certain type of plant cannot survive in very wet areas.


Which of the following biomes would best support this type of plant?

A.

tropical forest

B.

semiarid desert

C.

temperate forest

Answers

Answer:

semiarid desert

Explanation:

Only answer if you have an answer to one of the questions. Thank you.

Answers

assuming maintains internal conditions means homeostasis, your body defecates and urinates any toxins from food or drink. this is because some food is harmful to your blood, heart, stomach, etc and can cause even more harm if they are not eliminated.
hope this helps!!! :)

Only answer if you have an answer to the question. Thank you.

Answers

Answer:

A familiar example of homeostatic regulation in a mechanical system is the action of a thermostat, a machine that regulates room temperature.

Explanation:

Answer:

Humans' internal body temperature is a great example of homeostasis. When someone is healthy, their body maintains a temperature close to 98.6 degrees Fahrenheit (37 degrees Celsius). Being warm-blooded creatures, humans can increase or decrease temperature internally to keep it at a desirable level.

Explanation:

Answer these two questions

Answers

24. A (not so sure tho)
25. B ; because force is equal to the product of mass and acceleration

Hope this helps

can someone explain i’m a bit confused??

Answers

Answer:

It basically means that, because of the drought certain foods will be unavailiable. the birds will have to start eating other foods and over time evolution will change their beaks so that the can eat the new food easier.

Explanation:

Answer:

Explanation: I agree to Iamthatoneguywastake

Choose the correct level of organization (smallest to largest) in the skeletal system. *
6 points
Osteocyte → Compact Bone Tissue → Femur →Skeletal System
Compact Bone Tissue → Osteocyte → Femur →Skeletal System
Compact Bone Tissue → Skeletal System → Osteocyte → Femur
Osteocyte →Compact Bone Tissue → Skeletal System→ Femur

Answers

I believe it is Osteocyte - Compact Bone Tissue - Femur - Skeletal System

It’s definitely the first one!

How do you use gene version in a sentence?

Answers

Answer:

That is quite a gene pool you two have

Explanation:

Answer:

You have your father's genes.

I couldn't think of anything else lol

The what tells how many protons or electrons there are in an atom

choices:
A.atomic mass
B.atomic number
C.electrons

Answers

Answer:

i think its atomic number

Explanation:

HELPPPPPPP!! To maintain homeostasis, the human body has many systems that remove wastes from the body. Which correctly explains how two organ systems interact to eliminate wastes?

A.
The muscular system helps the bladder to release urine from the excretory system to maintain homeostasis.

B.
The muscular system helps push carbon dioxide wastes from the respiratory system to maintain homeostasis.

C.
The muscular system helps squeeze solid wastes from the digestive system to maintain homeostasis.

D.
All of the answer choices correctly explain how two organ systems interact to eliminate wastes to maintain homeostasis.

Answers

Answer:

d

Explanation:

Describe what happened with Mendel crossed purebred tall pea plants with purebred short pea plants.

Answers

Answer:

He found that the recessive trait such as the short plants disappeared, and only the dominants trait stayed, tallness, but when he allowed them to self pollinate, the recessive gene, shortness reappeared.

Explanation:

Some elements have properties of metals and nonmetals, which make them useful in electronic devices. Where can these elements be found?

a

section B

b

section D

c

section C

d

section A


What are the names of the two subatomic particles located at y?

a

neutrons and electrons

b

protons and neutrinos

c

neutrons and protons

d

protons and electrons



Plz help will give 20points

Answers

Section D
B neutrons and electrons
A
Neutrons and neutrino

i’m just a little confused can someone explain ?

Answers

Basically, there is a presentation of types of food and the amount of those foods over 50 years in this graph. This means the graph is showing amounts of certain foods over the time period. I'm guessing that basing off of the the previous text you're just noting a change in the breaks of birds based off of the diet available to them at certain times. The adaptations and natural selection will explain the changes because due to certain limited and available foods the diet of the birds change.

noooooooooooooooooooooooooooooo

Please help will give brainliest if answer is backed up with two sentences!

Answers

Answer:

Oxygen molecules from the air he breathe pass through his respiratory system and sent to his cells through a circulatory system. The digestive system of Ezra breaks the starch in the bread and protein in the cheese into necessary glucose and amino acids.

The chemical reaction takes place between glucose and oxygen to generate energy by Ezra's cells. The energy generated by the cell is released, so that Ezra have enough energy to play basketball.

Explanation:

I’m trying to ask a question sorry

Science question that I REALLY need help with:

Answers

a
a
b
b
b
a
a
i’m pretty sure
a a b b b a a I got the same answer as the other person while checking

Which is most likely a chemical property?
A) Oxidation state: the charge an atom has if it was bonded ionically to other atoms Different oxidation states indicate different abilities to bond with other atoms.
B) Melting point: the temperature at which a solid turns into a liquid. Different substances have different melting points.
C) Density: the amount of a substance that fits in a certain volume. Different states of matter of the same substance can have different densities.
D) Conductivity: the ability to transfer electrical charges. Conductivity is different in different substances.

Answers

Where is the word that represent chemical property like that toxicity,acidity, etc

Answer:The oxidation state

Explanation:

In an experiment, equal amounts of heated water and soil were left to cool down. The initial and final temperatures of each were recorded. A partial record of the temperature is shown.

Experimental Record
Substance Initial Temperature Final Temperature
Water 27 °C 24 °C
Soil 27 °C ?

Which statement about the final temperature of soil is correct?

It will be less than 24 °C as soil loses heat relatively faster than water.

It will be less than 24 °C as water loses heat relatively faster than soil.

It will be more than 24 °C as it takes relatively longer to change soil temperature than water temperature.

It will be more than 24 °C as it takes relatively longer to change water temperature than soil temperature.

Answers

Answer:

I think it will be less than 24 °C as water loses heat

answer:Water 27 C 24 C

What is the passage mainly about?

a
different tools humans have invented to harness information
b
gamma rays and x-rays
c
electromagnetic waves and how humans utilize them
d
why waves have different wavelengths

Answers

Answer:

What is the passage?

Explanation:

Answer:Where is the passage D

Read the following sentence:

"When you look at a basketball, what are you seeing?"

Why might the author have started the passage with this question?

a
to give the reader an object to visualize before examining the role of light
b
because the main idea of the passage is about basketball
c
because the author wants to use the example of basketball to explain electromagnetic radiation
d
to show how important the color orange is to electromagnetic waves

Answers

Answer:

Explanation: B because its talking about basketball

Answer:

I'm pretty sure A would be the answer

PLSSSSSSSSSS Which best explains why a person can tell the difference between a whisper and a yell?

Sound waves turn into chemical signals that indicate certain sounds.
Different vibrations in the ear cause the brain to interpret different sounds.
The fluid in the cochlea picks up electrical signals for the intensity of sound.
The eyes see what is making the noise and help the brain process the sound.

Answers

Answer:

The difference is the louder the sound the bigger the waves and your ears collect the sound waves and brings it to you brain

Explanation:

think it's different vibrations in the ear cause the brain to interpret different sounds

HELPPPP ASAP!!!!! These are the last onesss

Answers

Question 2 has no motion question 3 is accelerating and Question 4 is decelerating
3. A
4. C
2. B
This isn’t biology

You overheard a classmate in the hallway say the following statement.
???: it gets warmer when you move up the atmosphere because you are getting closer to the sun.”
Do you agree or disagree with him.
If possible could you explain why you agree or disagree it could help me a lot because I’m kinda confused.

Answers

I would say, no it gets colder because you become exposed to space where heat isn’t trapped in
i agree with him because hot air rises. if you lay on the floor it will be cooler, so it’s kinda a vice versa situation if what he says.

A part of the periodic table is shown.
Which of the following elements is less reactive than the others? Beryllium (Be) Calcium (Ca) Lithium (Li) Magnesium (Mg)

Answers

Answer:

Beryllium (Be)

Explanation:

Remember periodic trends...

Period: reactivity decreases as you go from left to right

Group: reactivity increases as you go down the group

Beryllium (Be) is less reactive
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