i dont understand this i need help

Protects the seed. Grows around the seed.

WILL GIVE BRAINLIEST!

Why do you build up a static charge when you rub your shoes across the carpet?

A. Electrons rub off of your shoes and onto the carpet

B.Electrons rub off of the carpet and onto your shoes

C.Protons rub off of your shoes and onto the carpet.

D.Protons rub off of the carpet and onto your shoes.

An environmental disruption to an ecosystem occurred when Nutria (a beaver-like animal) was released into the forest near the river. Nutria eat mostly the roots and stems of plants along the banks of rivers, Which of the following would provide evidence that the addition of a Nutria to this forest affected populations​

what are bioactive molecules

Red blood cells will do this if they encounter the wrong antibodies...
A no reaction will occur
B swell
C agglutinate
D dehydrate

How many million years ago did all of North America move north of the Equator?

Each of the following traits is found in a bipedal hominin EXCEPT: Group of answer choices A c-shaped spine. A bowl shaped pelvis. A femur that angles inwards at the knee. A non-divergent hallux.

Smooth muscles are found mainly in the _______
A)Walls of the cardiac muscles
B)Walls of the chest
C)Walls of hollow organs
D)Walls of the lumbar spine

A man with blood type AB marries a woman who is heterozygous for B blood. Among the
blood types of their children, how many different genotypes and phenotypes are possible

1. A disease kills an organism that is a secondary consumer in a food web, and the organism
decays. What is the next thing that happens to the energy in the organism's body?
A. It is transferred to producers.
B. It is transferred to decomposers.
C. It is transferred to other secondary consumers.
D. It is transferred to tertiary consumers.

What are the reactants of glucose?
1 point

all of these metals are solid uniform mixtures except:
a.brass
b.bronze
c.gold
d.steel​

Anthony Hoffnagle was well until after 6 months of age when he was hospitalized for pneumonia 5 times in the same year. A consultation with an immunologist revealed normal numbers of B cells and T cells, slightly elevated IgM, and a marked decrease in IgG and IgA. He was diagnosed with X-linked hyper IgM syndrome. Based upon the information in the previous questions, what is the most important gene that might be defective that would result in lack of class switch to IgG or IgA

In grapes, the wild-type DND1 gene confers resistance to attain viruses, and strains are susceptible to viruses. The EDS1 gene confers resistance to powdery mildew, a type of fungal infection. The genes are linked, eight map units apart on chromosome 17. A third gene, IR 1. imparts resistance to certain lepidopteran leafminers and is 10 map units from EDS1 and 18 map units from UNDI The abserved double crossover rate is 0.3%. What is the interference?
a. 37.5%
b. 25.%
c. 62.5%
d. 75%

Why would an aquatic organism need a contractile vacuole?

Wildfires have both negative and positive effects on ab ecosystem. Which is a negative effect on wildfire on any ecosystem

PLEASE HURRY I WILL MARK BRAINLIEST
A scientist has discovered an unidentified organism. The cell theory states that which of the following must be true about this new living thing?

A. Its cells come from preexisting cells.

B. All its cells have different functions.

C. It is not made up of cells.

D. All its cells are considered non living

Organisms must have which of the following to make proteins and amino acids

The population of deer in Grand Canyon National Park increased from 4,000 to 65,000 between 1905 and 1920. This increase in deer population was due to a ban on hunting and the low populations of natural predators of the deer.

What changes did the deer in the park most likely experience since 1920?


The deer population likely reached its carrying capacity and ceased growth due to a lack of food.

The deer population likely reached its carrying capacity and ceased growth due to a lack of food.,

The deer population likely reached its carrying capacity but continued to grow due to a lack of predators.
The deer population likely reached its carrying capacity but continued to grow due to a lack of predators.

The deer population likely reached its carrying capacity and ceased growth due to its low reproduction rate.
The deer population likely reached its carrying capacity and ceased growth due to its low reproduction rate.

The deer population likely reached its carrying capacity but continued to grow due to the availability of space.

What causes coral bleaching?(1 point)

High water temperatures boil coral polyps, causing them to turn white in color.

Water acidity and high water temperatures make coral polyps more prone to infection, causing them to turn white in color.

High water temperatures and water acidity cause coral polyps to expel algae, causing them to turn white in color.

Water acidity causes coral polyps to lose their photosynthetic abilities, causing them to turn white in color.

GIVING 2000 PTS AFTER U ANSWER IT MUST BE CORRECT A stalled front (not moving) that may bring many days of clouds and precipitation is a(n)____________.
Question 1 options:

cold front


warm front


occluded front


stationary front

Question 2 (1 point)
Saved


An air mass, shown in the image above, that forms over parts of Mexico, Texas, and Arizona will be a _______.

Question 2 options:

continental polar air mass


continental tropical air mass


maritime polar air mass


maritime tropical air mass

Question 3 (1 point)
Saved
Prevailing westerlies are global winds responsible for most weather in our region of the United States moving from west to east.

Question 3 options:
True
False
Question 4 (1 point)
What causes a land breeze at the beach?

Question 4 options:

At night, cooler air over land replaces rising warmer air over water.


At night cooler air over water replaces rising warmer air over land.


During the day, cooler air over land forces warmer air over water to rise.

Question 5 (1 point)


Based on the weather map above, which statement is true based on the weather map?

Question 5 options:

A warm front is moving toward South Carolina.


A warm front just passed through South Carolina.


It is currently raining in South Carolina.


The next few days in South Carolina should be colder.

Question 6 (1 point)
Saved


Which type of local wind is illustrated in the image above?

Question 6 options:

Global wind


warm wind


land breeze


sea breeze

If 2 white dogs mate and produce a brown puppy what color is dominant

I am one of four main types of tissue. I join, protect, and support organs. What kind of tissue am i
Epithelial tissue

Muscle tissue

Nervous tissue

Connective tissue

Stem cells can make many copies of themselves through the process of ________. This process results in daughter cells that are ____________ the parent cells. The unspecialized cells can become specialized through the process of _______________.

The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of _______.
a. hull fouling
b. the aquarium trade in exotic, nonnative aquatic species
c. intentional release
d. an algae farming company

The Disappearance of a population in a given niche as a result of direct competition with another species for a resource is called
a. parasitism
b. competitive exclusion
c. commensalism
d. predation​

What causes a direct rise in CO2 emissions?
A. burning more fossil fuels
B.population growth
C.increased solar activity
D.shrinking habitats

which of the following is a liquid at room temperature?

A. milk
B. jello
C. helium
D. popcorn

will give brainliest

For a human zygote to become a fetus it must undergo
A) fertilization
B) Cell division by mitosis
C) Cell division by meiosis
D) Recombination

In a wave, what is a distance between two crests or two troughs called?
is the distance between two crests or two troughs.