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Neuroanatomy and Cell Biology of C. elegans
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Neuroanatomy and Cell Biology of C. elegans

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Questions and Answers

There are 302 neurons and ~7 000 ______.

synapses

Most neurons are in the head and tail ______.

ganglion

More than 150 neurons make up the head ______.

ganglion

There are also neurons in the ventral nerve ______ VNC.

<p>cord</p> Signup and view all the answers

The axon trajectories are usually ______ and/or circumferential.

<p>longitudinal</p> Signup and view all the answers

Number of somatic cells: 959 Number of genes: 20 000 Number of neurons: 302 Number of intestinal cells: 20 Number of essential genes: 5000 Number of chromosomes: 6 Number of pharyngeal cells: 80 Durations of embryogenesis at 20C (min): 800 How many somatic cells does C.elegans have?(1p) 959 cells How many hours does it take for an egg to grow into an adult that starts laying eggs (at 25°C).(1p) ~50 hours How many protein-coding genes are there in C.elegans?(1p) ~20 000 genes How long is a C.elegans worm?(1p) 1 mm This indicates the position of the ABar cell within the developing embryo along the anterior-posterior and left-right axes.Specifically, ABar is located in the anterior quadrant and towards the right side of the embryo.

<p>bundled</p> Signup and view all the answers

How many synapses are there in C.elegans?

<p>7,000 synapses</p> Signup and view all the answers

Where are most of the neurons located in C.elegans?

<p>In the head and tail ganglion</p> Signup and view all the answers

How many chromosomes does C.elegans have?

<p>6 chromosomes</p> Signup and view all the answers

What is the number of essential genes in C.elegans?

<p>5,000 essential genes</p> Signup and view all the answers

What is the approximate duration of embryogenesis in C.elegans at 20°C?

<p>~800 minutes</p> Signup and view all the answers

Where is the ABar cell located within the developing embryo of C.elegans?

<p>Anterior quadrant and towards the right side</p> Signup and view all the answers

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