If youre good at genetic variation answer these pls

Answer:

1. nucleus

2. They contain half of the genetic material of the parent

3. The offspring receive half of their genetic information from one parent

I hope this is right

What is abiotic and biotic? Write examples of each.

answer all 3 please

Which of the following describes a mutual relationship?
A pack of hyenas hunt together so they can attack larger animals.
Ants drink nectar from an acacia tree and protect the tree from harmful insects.
A flock of seagulls fly together to reduce the amount of air resistance they feel.
A grasshopper and a rabbit eat different types of plants to avoid competition.

PLEASE HELP!! During what phase does the spindle fibers break down!!!

What is the main function of the immune (lymphatic) system?
A. Keeping a body healthy from disease

B. absorbing oxygen

The ecological role of fungi is that of:
O producers
O predators
O grazers
O decomposers

please help..........​

Which of the following is not an example of a unique adaptation that suits an organism to a particular environment?

What kind of intermediate inheritance is being exhibited by the chickens???

The immune response consists of different components playing their role for a common goal: to rid the body of a pathogen. Create an analogy that helps explain the roles of the responses of the immune system and describe the relationship between the responses.

Which if the following are more closely related? Why?

A- Frog and Ant
B- Salmon and Frog **
C- Bear and Ostrich.

help

.................

1. Which statement regarding these
methods of reproduction is correct?
(1) They are both forms of asexual
reproduction.
(2) They are both forms of sexual
reproduction.
(3) Method A is a form of asexual
reproduction and method B is a form of
sexual reproduction.
(4) Method A is a form of sexual
reproduction and method B is a form of
asexual reproduction.

Which molecules are inputs in photosynthesis?

What causes lactic acid to build up in muscle cells? A. The cells receive excess oxygen than the body takes in. B. Cells use oxygen move quickly than the bloodstream can supply it. C. The cells do not receive enough glucose from the bloodstream. D. The cells are resting and not active.

Plants growing high up on mountains tend to be much smaller than those growing at sea level. This is because the rate of photosynthesis for plants on the mountain is slower. Which factor is at a lower level in the mountain environment, causing a limit to the rate of photosynthesis?

Using homologous structures and any other information (from notes, activities, etc),
explain your opinion on the THEORY OF EVOLUTION in 8 sentences. Be sure to cite
evidence (supporting details) for your ideas (EVALUATION RI 8.8).

WILL MARK BRAINLIEST PLS HELP
Many biotic factors affect individuals in a population. Which of the following is an example of an organism being directly affected by a biotic factor?

A plant is located in a room with no light source.


A chipmunk hibernates when the temperature gets colder.


A maple tree growing on a hillside washed away in a flood.


A squirrel has water and a nest but cannot find a mate

__________ is a single-stranded molecule made of nucleotides of bases uracil, adenine, guanine, and cytosine

ANY FOUR DICOT SEED?​

Which particles have the same mass?

A. electron and neutron
B. all three particles
C. proton and neutron
D. proton and electron

Come up with five ethical guidelines for research. Write statements that reflect your own views of
what is right and wrong. If you really love animals, an example of one guideline might be "No
animals may be used in research of any kind." However, when coming up with these guidelines, be
thoughtful about what they really mean. Think of the information you read about earlier. Try to
phrase your guidelines in a way that would allow research that you think would be beneficial to
still be done. You may find that certain circumstances may cause you to rethink your own ethics!

1. List some things that happen to your body when you are really cold or really hot.
2. From your list, think of 3 body systems that work to regulate your body temperature and keep it around 98.6 degrees Fahrenheit .

The cacti in this environment survive by spreading out and growing apart from one another. Why do the cacti grow this way?

Chloroplasts have two regions.
and stroma.

GIVING BRAINLIEST AND THE REST OF MY POINTS!!!!

How are a tundra and a desert different?

A) A tundra has a lot of precipitation and a desert has little.
B) A tundra has few trees and plants and deserts have many.
C) A tundra has soil that is often sandy and a desert has grass.
D) A tundra is dry and cold and a desert is dry and hot.

What are the products of photosynthesis? (5 Points glucose and oxygen glucose and carbon dioxide carbon dioxide and ATP ​

Which is the best prediction of what might happen if the organism at the center of a food web completely disappeared and the animals that depended on it were not able to find an alternative food source?

Are dinosaur fossil bones often found in the order they appeared on the animal? Explain.

Which of these is an example of soil contamination?
a. A recycling bin
b. An eroded hillside
c. Industrial waste
d. A clear-cut forest