PLEASE help i need this

The number of native animal species will not be affected at all.
A non-native animal is introduced into a diverse,
mature ecosystem. Assuming that the non-native
animal has no natural enemies, what immediate
affect will the non-native species have on the
ecosystem?
The new non-native animals will develop new natural enemies.
The native species will become more like the new animal. The
new non-native animal will
soon die out.
The number of native animal species will decrease.

Can you plz help me I don’t understand this

During photosynthesis, plants transform the energy in sunlight into chemical
energy by converting molecules of carbon dioxide and water into sugar and
oxygen molecules. What are two reasons scientists might use a model to
represent what happens during photosynthesis?
A. The molecules involved in photosynthesis are too small to see
with an optical microscope.
B. It is too dangerous to study the plants in which photosynthesis
occurs.
I c. Photosynthesis is too complex to be able to use experiments to
learn how it works.
D. The steps of photosynthesis occur too quickly to show each one
as it happens.

what part of DNA contains the genetic code

What kind of connective tissue forms the superficial layer of all parts of a bone?

Squirrels eat acorns. Good acorn production happens when there are good growing conditions for the oak trees that make acorns. Often, there are many acorns produced one year but very few acorns the next year. What is the most likely impact on the squirrel population in years when fewer acorns are produced?

Nest size will increase.

Competition will increase.

Predation risks will increase.

Reproduction rates will increase.

What happens to a population when a resource that is a limiting factor in the environment suddenly becomes scarce(very little/hard to find)?


a. The population size will increase until that limiting factor becomes abundant again.

b. The population size will fluctuate as individuals adapt to the reduced availability of the limiting factor.

c. The population size will remain the same and make use of other, more abundant limiting factors.

d. The population size will decrease to a size that can be supported by that limiting factor.

Which of the following would be good ways to reduce a person's risk of dying from
cancer?
O all of these would be good strategies to reduce risk of cancer death
O get screening tests to detect cancer early
O use sunscreen
do not use tobacco products
eat high fiber foods

Can you plz help and plz try to get it right this is a major grade

nerves connected
to brain
message to the
heat sensors in the
spinal cord
skin of the hand
arm muscle
the effector
message from
the spinal cord
heat from the
flame
transverse section
through the
spinal cord
FIG 9.4.4 Reflex arc
Explain how the nervous system will respond in the above scenario.
[Use the RED ARROWS to assist in your response)

How does exercise change the consumption of oxygen and production of carbon dioxide?

A DNA triplet reads ATT. what is its corresponding mRNA codon?

1. ATT
2. TAA
3. UAA
4. AUU

How does a monocot root differ from a dicot root? (select all that apply)
A. pith at the center of the vascular cylinder
B. xylem at the center of the vascular cylinder
C. fibrous root system
D. taproot system

The pod color in pea plant can be yellow or green. A pea plant with yellow pods (Yy) is crossbred with another pea plant with green pods (yy). What is the probability of offspring with green pods?

Describe the main stages of mitopic division​

Which statement correctly compares the roles of different types of organic molecules in the body?
A.Carbohydrates provide insulation for the body, while nucleic acids provide long-term energy storage.
B.Lipids provide long-term energy storage for the body, while carbohydrates provide a quick source of energy.
C.Proteins carry the body's genetic information, lipids provide cushioning for organs.
D.Nucleic acids provide support and structure for the body, while carbohydrates provide long-term enerzy storage.

What has to be done to remove asbestos?

The location of earthquakes, volcanoes, and mid-ocean ridges give evidence of
A.the origin of the universe
B.evolution
C.the extinction of the dinosaurs
D.plate tectonics

Which of these costs of using coal is a direct cost?
O A Cost of related pollution
B. Mining costs
O C. Cost of damage to common resources
O D. Human-health costs

What uses bacteria to copy DNA?
O A. Nuclear transfer
O B. Gel electrophoresis
O C. Recombinant DNA technology
O D. Polymerase chain reaction

How are plants of the savanna's highly specialized to grow in this environment of long periods of drought?

C6H12o6 + 602 →6co2 + 6H2o + ATP
Why is this process essential for living organisms?

A. It creates carbon dioxide

B. It creates energy

C. It creates sugar

D. It creates water

A consommé is a traditional soup made by _________ and ___________ stock.

Cells are able to maintain homeostasis by keeping the perfect balance of water and nutrients inside of them.
Which cell part regulates the materials that leave or enter the cell to maintain this balance?
the nucleus
the chloroplast
the cell membrane
the endoplasmic reticulum
Previous

Oil cannot be used to reduce friction.

True or false?

Answer = false

HELP ME ASAP



read the article above and answer the questions below :




4. The most digestion takes place in the

A. Stomach

B. Duodenum

C. Rectum

D. None of the above



5. The food you eat becomes fuel for your

A. Brain

B. Muscles

C. Both a. and b. above

D. None of the above



6. The proteins, carbohydrates, and fats from the food that was eaten travels to cells throughout the body in the

A. Stomach

B. Duodenum

C. Small intestine

D. Blood

Weathering – Decide whether the statement is an example of chemical or mechanical weathering. Write “M” for mechanical or “C” for chemical in the space provided.


____ 1. Mosses growing on the surface of rocks, producing pits in the rock.
____ 2. The wedging of tree roots along natural joints in granite outcrops.
____ 4. The oxidation of minerals that contain iron.
____ 5. Animal burrows in soil that let in water and air.
____ 6. Repeated freezing and thawing of water that cracks rock.
____ 7. The action of water, salt, and air on car fenders and panels.
____ 8. Acids from plant roots which break up rock.
____ 9. Formation of potholes in streets during severe winters.
____ 10. Lifted sections of sidewalk along tree-lined streets.
____ 11. A small rock falling from a cliff.
____ 12. Feldspar mixing with acidic groundwater and producing clay minerals.
____ 13. Halite in rocks dissolving in water.

Leaves and stems are wide and low to the ground. This is an example of an adaptation to PLSSSS help fast

Choose the five senses of the body:


seeing
tasting
touching
moving
thinking
hearing
sensing
smelling

Classify the given terms or examples with the appropriate category.
1. Baroreceptors
2. Chemoreceptors
3. Thermoreceptors
4. Proprioceptors
5. Exteroreceptors
6. Interoceptors
a. general stimulus orgin
b. special modality of stimulus