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3 years ago

An earthworm has a complete digestive system.

1 answer:

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1) C. Waste is removed through a designated opening.
2) A. A different kind of DNA decodes the information and disassembles the building blocks of the protein.
3) B. The muscle tissues will have to work much harder, and the individual muscles will tire more quickly.
4) A. Information in the DNA of the nucleus can tell muscle cells how to develop and perform special functions. A group of these cells that perform similar functions become muscle tissue.
Hope this helps:)

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Look at the equation for cellular respiration and write in which stage of the process each molecule is either used or produced.

Inga [223]

Answer:

Glucose -Glycolysis

6O2 - pyruvate oxidation, the citric acid cycle, and oxidative phosphorylation

CO2 - kerbs cycle

Water- electron transport chain.

ATP - glycolysis, pyruvate oxidation & kerb cycle

Explanation:

Glucose (C6H12O6) is used in Glycolysis

6O2 is used in pyruvate oxidation, the citric acid cycle, and oxidative phosphorylation

CO2 is produced in kerbs cycle in which 2 CO2 molecules are produced every single molecule of acetyl CoA

Water is produced in electron transport chain.

ATP is produced in following stages

a. The 6 ATP or 2 NADH molecules from glycolysis

b. The 6 ATP or 2NADH molecules from pyruvate oxidation

c. The 18 ATP or 6 NADH molecules from Krebs’ cycle

d. The 4 ATP or 2 FADH2 molecules from Krebs’ cycle

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2 years ago

Match each sentence part to the question it answer ?

EastWind [94]

Answer:

1) verb

2) object

3) subject

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2 years ago

Which type of macromolecules is a steroid

Paha777 [63]

Answer:

Steroids are also lipids but they have a carbon skeleton of four connected rings (no glycerol here) (3.9, pg 41). The different properties of different steroids are due to the attached functional groups. Cholesterol is a steroid that can be modified to form many hormones.

Explanation:

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3 years ago

Are catabolic pathways endergonic or exergonic reactions? Compare the amount of free energy in the reactants to the amount of fr

atroni [7]

Answer:

Catabolic reactions are exergonic.

Explanation:

Exothermic reactions are catabolic, that is, they catalyze molecules, disintegrate them to be able to release energy to the environment that surrounds them and that is how they release or yield to the environment.

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2 years ago

A geographic information system (GIS) helps scientists visualize, analyze, and interpret data about locations on Earth. Which st

mylen [45]

The anwser is a hope it help :)

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3 years ago