Please help me I’ll give what ever it’s called

Answer:

organ to organ system

Explanation:

Which molecule can freely diffuse through the cell membrane?

Oxygen

Nitrogen

Hydrogen

Glucose

which two products are bromelain likely to produce when breaking down proteins
amino acids
fatty acid
monosaccharides
nucleic acid
polypeptides
disaccharides

Ten fish have lived in a 10-gallon fish tank for 6 months. However, within 2 weeks of adding 6 new fish, the population of fish drops to 7
fish. Which most likely accounts for this drop in the fish population?
A. The additional fish increased the water level.
B. The additional fish reduced the space per fish.
C. The additional fish increased the water temperature.
D. The additional fish reduced the carbon dioxide levels.

what are the 3 major purposes for the cell cycle

Help please!!!!!!!!!!!!!!!!!!

Whitch part of the cells help keep all its pieces together

PLZZZ HELP!!! I NEED HELP DESPERATELY!!
What is the gain of FADH₂ per pyruvic acid in the citric acid cycle?

which of the following blood types is considered a "universal reciever" A B AB O
​

Which of these Earth spheres interacts with coral reefs to cause coral bleaching?

Atmosphere
Cryosphere
Geosphere
Hydrosphere

what is the unit for mass

It is possible for organisms to reproduce both sexually and asexually?
Your answer:
True or false

Which of the following
perform cellular respiration?
(2A)
All living things
Only animals
Only humans and plants
Only plants

In the box provided explain why living organisms
contain more hydrogen atoms than any other
atoms, yet 65% of a typical organism's mass is
oxygen
І

How much energy is used by the organism or lost to the environment as heat between trophic levels

10% or 90%

Question 1 (2 points)
How did we define homeostasis?

Question 1 options:

Actively changing due to an environmental stimulus


Taking “raw” materials and turning it into a usable energy


The ability to increase in size and complexity


Regulation of bodily functions to stay within a certain range

Question 2 (2 points)
Saved
A hypothesis can be described as

Question 2 options:

a testable explanation.


a theory.


a law.


a wild guess.

Question 3 (2 points)
You notice you begin to sweat whenever the door to your bedroom is closed. This is most closely related to which step in the scientific method?

Question 3 options:

making an observation


forming a hypothesis


forming a conclusion


recording data

Question 4 (2 points)
In an experiment, the variable being tested or changed is the

Question 4 options:

control variable


dependent variable


responding variable


independent variable

Question 5 (1 point)
Match each of the following terms with the correct definition?

dependent variable


controls or constants


independent variable


hypothesis

1.
An testable explanation to explain a natural phenomenon

2.
the variables that are held constant in an experiment

3.
the variable that is measured as data in an experiment

4.
the variable that is controlled by the experimenter

Question 6 (2 points)
Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affect the number of eggs produced by chickens. Which of the following is NOT a suitable hypothesis for the study?

Question 6 options:

If the cage for the chickens is larger, they will produce more eggs.


If more eggs are produced by the chickens, they will lose more weight.


If there is more protein in the feed, then more eggs are produced.


If chickens receive more hours of light, then they will produce more eggs.

Question 6 (2 points)
Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affect the number of eggs produced by chickens. Which of the following is NOT a suitable hypothesis for the study
If the cage for the chickens is larger, they will produce more eggs.


If more eggs are produced by the chickens, they will lose more weight.


If there is more protein in the feed, then more eggs are produced.


If chickens receive more hours of light, then they will produce more eggs.

Sam wished to investigate how fertilizer run-off affects the growth of algae in freshwater lakes and streams. He set his experiment up as follows. He placed 900 ml of water into each of five 1000 ml glass beakers. To each beaker, he added 5 ml of water from an aquarium which contained a large concentration of algae. The beakers were placed under a lamp which was on a timer to provide 12 hours of light each day. Liquid fertilizer was added to the beakers in the following amounts.

Each week, a random sample from each of the beakers was examined under a microscope to get a count of the number of algal cells present.

What is the independent variable in this experiment?

Don came up with the hypotheses that butterflies prefer to eat nectar from white flowers Don conduct an experiment and learn that his hypotheses with not correct what should Don do next

9. Iron (Fe) is an element found on the Periodic Table. Iron's atomic number is 26.
Which of the following properties would iron not be expected to have based on its
placement on the Periodic Table?
A Good electrical insulator
B Highly malleable and ductile
C Shiny, metallic luster
D Conducts heat well
HELP!

Nemo, a marine fish (adapted for life in the sea salt water ) is placed inside a freshwater aquarium. The next day, the owner finds that he has perished(died) in the tank! Why?

What is Cellular Respiration and what is the formula for it?

PLEASE ANSWER 15 POINTS

determine the CHARACTER of the bond that will form between phosphorus and bromine

why consumers would want GMO?

In your own words, define or describe what you
already know about photosynthesis?

Which researcher proposed that dreams are a chance for problem solving? A. Sigmund Freud B. Matthew Wilson C. Rosalind Cartwright D. J. Allan Hobson

In a healthy ecosystem, which trophic level should
have the most energy? Why? *WILL MARK BRAINLIEST*

which statement accurately describes bioaccumulation:
1) a substance, such as a pesticide, collects in the body of an organism over time.
2) the concentration of a substance increases as it moves up the food chain
3) a method to get rid of an invasive species in an ecosystem
4) pesticides in the soil, air and water become sources of pollution.

Which substance is harmful in drinking water at any amount?

A) Nitrates
B) Pesticides
C) Charcoal
D) Coliform Bacteria

Metals have properties that we use when we walk into safe buildings, use electricity, or cook food .
TRUE OR FALSE?

how do 2 siblings from the same parents look different to each other

Which organs are part of the excretory system?
A. gizzard, beak B. stomach, esophagus C. large intestine, small intestine D. kidney, bladder

Which statement explains a difference between a cell wall and a cell membrane?