The simplest unsaturated hydrocarbon is methane, a one-carbon molecule True or False.

What are the three amphipathic lipids are present in the cell membrane?

Akimi4 [234]

phospholipids, glycolipids, and sterols

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3 years ago

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How do bacteria protect themselves against viruses?

777dan777 [17]

These viruses – known as phages – attach to the surface of bacterial cells, inject their genetic material, and use the cells' enzymes to multiply while destroying their hosts. To defend against a phage attack, bacteria have evolved a variety of immune systems

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3 years ago

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Ocean acidification impacts are: 1. 2. 3. 4.

____ [38]

Explanation:

In the 200-plus years since the industrial revolution began,concentration of carbon dioxide in the atmosphere has increased due to human actions.During this time,the pH of surface ocean waters has fallen by 0.1 pH units.This might not sound like much,but the pH scale is logarithmic,so this change represents approximately a 30 percent increase in acidility.

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6 0

3 years ago

Which of the following statements violates the cell theory? A) Mitosis produces new cells identical to the parent cell that divi

Burka [1]

The answer is (d.) Some scientists believe that prions, tiny proteins much smaller than a cell, that can replicate themselves may be living organisms.

Prions are like viruses, they are not alive making statement B to be true. Prions lack the ability to grow and reproduce. they are dependent on the living cells to replicate. Statement A is absolutely correct while Statement C is somehow wrong. According to scientists, the accurate count of cells in a human is 37.2 Trillion.

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3 years ago

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Does dna replication start at only one place in the dna or in many places at once?

Yakvenalex [24]

Many places at once

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4 years ago

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