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Gnesinka [82]
3 years ago
12

Objectives

Biology
1 answer:
White raven [17]3 years ago
5 0
• Matthias Schleiden observed that all plants were made of cells; Theodor Schwann observed that all animals were also made of cells; and Rudolf Virchow observed that cells only come from other cells.

• Prokaryotic cells- don’t contain a nucleus or any other membrane-bound organelle.
Eukaryotic cells- contain membrane-bound organelles, including a nucleus.

• Phospholipids make up the basic structure of a cell membrane and are arranged in a double layer called the lipid bilayer.

• Active Transport- moves ions from low concentration to high, using metabolic energy in the form of ATP.
Passive Transport - moves ions from high concentration to low, using no metabolic energy.
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What do you think is NOT a characteristic of all living things?
Anarel [89]

Answer:

All living things can breathe air

Explanation:

Fishes dont breathe air, and yet theyre very much living things.

3 0
3 years ago
Water is an example of a(n) _____.
ale4655 [162]

Answer: The correct answer is liquid.

Explanation:

Liquid, gas and solid are the states of the matter.

Solid: In the solid, the inter molecular force of attraction is strongest. The particles are more tightly packed in this in comparison to liquid and gas. It has definite shape and volume. For example, iron.

Gas: In the solid, the inter molecular force of attraction is very less. The particles are not tightly packed in this in comparison to solid and liquid. For example, hydrogen gas.

Liquid: In the liquid, the inter molecular force of attraction is not very strong. The particles are loosely packed. It has no definite shape but has definite volume. For example, water.

Therefore, water is an example of a liquid.

5 0
3 years ago
Read 2 more answers
Please help me out with this. It’s very important
prisoha [69]

Answer:

Hey there

1 It will make it loud for them; negitive

2 It will disturb the wildlife and natural processes; negitive

3 It will remove plants in order to insert the road and animals will get hit by cars going on the road; negitive

4 More roads more cars more driving more pollution; negitive

5 It will make it easier for logging companies because they can hall more wood; negitive

6 Sense there is a new road it will be easier for tourist to come; negitive

8 0
3 years ago
Plsss helppp 40 extra points and brainleist
Semmy [17]

Answer:

The virus lacks strcutures to replicate genetic material.

Explanation:

They can replicate it, but don't have structures to do it without the help of a cell. They USE the cell to replicate it but cannot do it themself.

Virus lacks genetic matrial? It has DNA.

Protective outer shell? Ptotection has nothing to do with it.

Movement? They cannot duplicate without cells.

3 0
3 years ago
A cheeseburger from a fast food restaurant contains 19 g of fat, 20 g of carbohydrate, and 28 g of protein. How many kcal of ene
Nikolay [14]

Answer:

which equals 360 cal for total energy

Explanation:

We simply get the sum of the product of each mass and caloric values.

Total energy = 19 g * 9 kcal / g + 20 g * 4 kcal / g + 28 g * 4 kcal / g

Total energy = 363 kcal

5 0
3 years ago
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