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Fantom [35]
3 years ago
7

What is the purpose of the checkpoints in the cell cycle?

Biology
1 answer:
Nikitich [7]3 years ago
6 0

Answer:

Cell cycle checkpoints are surveillance mechanisms that monitor the order, integrity, and fidelity of the major events of the cell cycle. These include growth to the appropriate cell size, the replication and integrity of the chromosomes, and their accurate segregation at mitosis.

Explanation:

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Which explanation is most likely the reason for the evolution of a larger brain in humans?
Alinara [238K]

Answer:

The correct statement is A larger brain allows humans to solve complex problems.

Explanation:

From the ancient time, the human brain has size increased three times. The most probable reason for the evolution of brains is that larger brain allows humans to handle complex problems more easily.

complex and large brains help humans to understand and store a different type of knowledge and information and aids in interacting with each other.  

The current time human has a larger and complex brain in any living primates.

Thus, the correct statement is A larger brain allows humans to solve complex problems.

6 0
3 years ago
What is the primary mechanism which causes surface currents
Nikolay [14]

Answer:

Surface currents in the ocean are driven by global wind systems that are fueled by energy from the sun. Patterns of surface currents are determined by wind direction, Coriolis forces from the Earth's rotation, and the position of landforms that interact with the currents.

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3 years ago
Under a microscope, a student observes a specimen containing a cell wall, nucleus, and chloroplasts.
mart [117]

Answer:

A plant cell b/c it has chloroplast

Explanation:

Chloroplast absorbs sunlight also known as light energy used for the process of photosynthesis.

5 0
4 years ago
Read 2 more answers
Which of the following organelles is found only in animal cells and NOT in most plant cells?
Leto [7]

Answer:

C. Lysosome

Explanation:

Lysosmes are not commonly found in plants. They are mostly found in animal-like eukaryotes. Lysosomes have digestive enzymes that breakdown molecules like proteins, carbohydrates and the like. They also breakdown worn out organelles. When broken down, they exit the lysosomes in vesicles so that the cell can expel it. This is why lysosomes are called the garbbage disposal of the cell.

5 0
3 years ago
The owner of a car wash wants to open a new location in a different neighborhood. How could the owner use GIS to figure out wher
Elan Coil [88]

Answer:

There isn't enough information

Explanation:

4 0
3 years ago
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