HELP !!!!





Which of the following are improvements in recent society that have lead to
decreased mortality rates? (Choose all that apply.)
medical care
sanitation
better schools
food production

Answer:

I would say all except better school. While that can indirectly impact mortality rates, I feel like it doesn't play as big a role as medical care, sanitation, and food production.

¿POR QUÉ ES TAN IMPORTANTE PARA LAS ESPECIES EL OLFATO?

SCIENCE
Which of the following is an example of a glacial formation?
(Don’t put a random answer or spam things or I will report you and you will lose the points)
A. Photosynthesis
B. Methane degradation
C. Photolysis
D. Weathering of rocks

Which statement is true about gene expression? Give brainlist is answer right

Cells become specialized because different cells contain different sets of genes

Gene expression occurs primarily when DNA is replicated before the process of mitosis
The DNA of repressed genes gets destroyed because it is not being used

A cell becomes specialized by controlling the which proteins are produced from the cell's DNA

Can someone help with this?

what do ribosomes do in animal cells

Which type of RNA is transcribed from DNA to carry a message?

A. rRNA

B. tRNA

C. mRNA

 The graph below shows how the level of carbon dioxide in the atmosphere has changed over the last 150,000 years Which environmental factor has been most recently affected by these changes in carbon dioxide level?
1. light intensity
2. size of consumers
3. types of decomposers
4.atmospheric temperature

sources of potassium for plants​

Jawless fish were Earth's first

Which sentence describes the big bang theory?
A. Because the universe is expanding, scientists conclude that in the
distant past, all matter was evenly distributed.
B. Because the universe is contracting, scientists conclude that in
the distant future, all matter will be converted to energy.
C. Because the universe is contracting, scientists conclude that in
the distant future, all matter will be compressed into a single
point.
D. Because the universe is expanding, scientists conclude that in the
distant past, all matter was compressed into a single point.

Explain one environmental condition that drove organism evolution

The outcome of protein synthesis is ______.
A. A glucose molecule

B. An mRNA molecule

C. A protein

5. What process happens when rocks break down due to reaction with water,
carbon dioxide, oxygen and organic acids?
A. Biological Engineering
B. Chemical Engineering
C. Electrical Engineering
D. Mechanical Engineering
If your score is
sted by the ever
4- 5 Very good! You may still read the module but you are already
knowledgeable with the topics that we are to discuss.
2-3 Good! Go over the items that you find difficult and then you may proceed
to the lessons in this module that you don't understand. .
to​

Explain how the formation of a submergent coastline differs from the formation of an emergent
coastline.

The diagram below indicates the nucleus of an animal cell. nucleus Image courtesy of NIGUSNIH How does the nucleus of the cell contribute to the overall function of the cell? A. The nucleus changes sunlight to cellular food. B. The nucleus makes energy for the cell. C. The nucleus provides structural support for the cell. D. The nucleus regulates all cellular activity.​

"I don't get it. Why do I need to learn about meiosis to understand about variation in a species?" moaned Trina. How would you explain to her what the relationship is between the two?

Explain what happens to an animal cell when it removed from an organism and placed into distilled water

PLS ANSWER NOWWWWWWWWWWWWWWWWW

question about weather no links because someone gave me a video of rick roll

Which statement is most likely to apply to a cell that has DNA within its cytoplasmA chemical has been found to harm the same components in both prokaryotic and eukaryotic cells. Which components are those?

Which statement best illustrates a biotic or an abiotic factor that is often found in a city park

Which best describes the earliest land plants?

Which example below is a concern related to nuclear energy?

long-term storage of waste

supplemental energy may be needed if weather is not ideal for energy collection

can be unsightly and/or noisy

potential for floods

The question is What serves as the ultimate control center of the body overseeing all communication among the organ systems?

What is -1x1 this is confusing

The cell membrane controls what enters and leaves the cell. Which of the
structures in the diagram below is the cell membrane?
E
F
B
Ο Α.Ε
OB. A
Ос. В
ODC

in your own words, write the definition for Phagocytosis.
how is Phagocytosis related to endocytosis?

Science: Match the parts of the eye to their functions: Structure: 1. Iris 2. Cornea 3. Lens 4. Retina 5. Photoreceptors 6. Optic nerve 7. Rod cells 8. Pupil 9. Cone cells Functions: a. Hole through which light enters b. Opens or closes to change the pupil c. Respond to light intensity d. Convert light into nerve impulses e. Refracts light and can change shape f. Refracts light and helps the lens focus g. Respond to color h. Sends nerve impulses to the brain

It is projected that an increase in carbon dioxide levels in the atmosphere will MOST LIKELY lead to _____.
Select one:
a. lower-than-average hurricane rates
b. higher-than-average ice levels in arctic
c. higher-than-average sea levels
d. lower-than-average ocean temperatures

What is the function of hemoglobin?

A. to carry oxygen

B. to carry carbon dioxide