Fossil sponges are among the oldest known animal fossils. true or false

Answers

Answer 1

Answer: This is true. There is debate as to from what period have the currently examined sponges come, but the common consensus is that they go all the way to the Precambrian period, some 600 million years ago. They gave way to many discoveries about evolution of organisms because it was the first organism to have some genes that are found in modern day organisms.

Answer 2

Answer:

True. Fossil sponges are amongst the oldest known animal fossil.

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All organisms make their proteins from:the same twenty sugar molecules

the same twenty amino acids

different molecules, depending on the organism

none of these apply

Answers

20 amino acids
hope this helps
:0

All of the following are sources of renewable energy except __________ energy.a. solar
b. hydroelectric
c. natural gas
d. biofuel

Answers

A renewablesource of energy is defined as the energy obtained from the renewable source that is replenished naturally.

All of the following are sources of renewable energy exceptnatural gas energy.

Renewable energy can be explained as:

Renewable energy is obtained from renewable sources like sun, biomass from plants, wind, geothermal, and hydroelectricenergy.

Natural gas is a naturally occurring gas that is a non-renewable source of energy because it cannot be replenished over time.

Thus, the correct answer is Option C.

To know more about renewable energy, refer to the following link:

brainly.com/question/4038933

The answer would be C. Renewable energy is something that renews the lost energy. Hope this helps!

Which movement of particles would be most affected by a disorder that causes damage to carrier proteins?

Answers

Answer: active transport

The movement of particles is also known as the active transport that is considered to be the most affected by disorders that may cause damage or destruction to carrier proteins. This process requires high energy and is being aided by enzymes.

C) active transport

i just took the test

Chyme is created in the ________.A. mouth
B. stomach
C. esophagus
D. small intestine

Answers

Chyme is created in the stomach.

Final answer:

Chyme is created in the stomach.

Explanation:

Chyme is created in the stomach.

Learn more about Chyme here:

brainly.com/question/34613114

#SPJ6

Which of the following ideas is supported by Darwin's observations of local variation among tortoises in the Galapagos islands?A: artificial selection
B: adaption
C: acquired characteristics
D: tendency towards perfection

Answers

B adaption because galapagos islands the is like no food

how does tobacco smoke effect the body? a.it blocks hemoglobin from binding to oxygen, thus affecting gas exchange in the lungs b. it paralyzes cilia in the trachea allowing inhaled particles to enter the lungs c. it causes an increase in heart rate and blood pressure d.all of the above