BIOLOGY MIDDLE SCHOOL

Help please... Will give Brainliest for a CORRECT and EXPLAINED answer
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Answers

Answer 1
Answer:

Answer:

B is the closest.

Explanation:

Its a direct and obvious lean toward lake and forest
Answer 2
Answer:

Answer:

B lake for animal and bird for forest.

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Kecepatan dari benda yang bergerak adalah a.sebanding dengan perpindahan berbanding balik dengan waktunya
b. sebanding dengan jarak yang ditempuh benda
c.berbanting terbalik dgn waktu dan jaraknya
d. berbanding terbalik dgn jarak dan sebanding dengan waktu

Answers

B. Sebanding dengan jarak yang ditempuh benda            

hope this helps :)

two molecules that can cross a lipid bilayer without help from membrane proteins are O2 and CO2, what property allows this to occur

Answers

both the molecules are too small and have no charge therefore they can move across a membrane via gradient pressure from higher concentration to lower via simple diffusion. they don't need any atp or energy.

O2 and CO2 are both nonpolar molecules that can easily pass through the hydrophobic interior of a membrane! Hope it helps

This type of molecule is the MOST common energy source for all cells and enters the cell by facilitated diffusion. The molecule is

Answers

The molecule ATP (Adenosine Triphosphate) 

The answer is glucose. Ready energy for any type of cell is glucose. Other molecules may be used for energy, but they are broken down before being used as an energy source. DNA is not used for energy; proteins are used only when an organism is in starvation mode.

In which cell organelle is DNA kept and RNA transcribed?

Answers

DNA and RNA are both found in the nucleus of a cell. RNA is moved out of the nucleus through pores. Hope this helped.

What is the second great discovery of genetics?

Answers

Answer:

Genes on chromosomes

Explanation:

It has been conclusively established that chromosomes contain the hereditary material or factors that are transmitted from parent to offspring. These factors are called genes. A gene is a short portion of a DNA molecule and is chemical in nature. A gene codes for a specific protein by specifying the order in which the amino acids are linked together.

Genetic disorders can be caused by a change in the overall chromosome structure or the number of chromosomes.true or false

Answers

i think it is true not 100% sure but i believe it is true 

Answer:

TRUE

Explanation:

Its correct i took the science TOPIC TEST on EDGE.

Good Luck,

8th grader
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