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The heart is at the top of the back, just behind the head, and the average heart rate is about 180 bpm under normal conditions. Daphnia spp., like many animals, are prone to alcohol intoxication, and make excellent subjects for studying the effects of the depressant on the nervous system due to the translucent exoskeleton and the visibly ...
Daphnia magna is a typical water flea of the genus Daphnia. The females reach up to 5 mm in size, the males about 2 mm, thus they are among the largest species in the genus. [ 2 ] The body is protected by a translucent carapace made of chitin , a transparent polysaccharide. [ 3 ]
Daphnia_Heartbeat.ogv (Ogg Theora video file, length 45 s, 640 × 480 pixels, 593 kbps, file size: 3.22 MB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
The tag is a one-year contract worth either the average of the top five salaries at the player's position or 120% of his previous salary – whichever costs more.
Daphnia cephalata King, 1853; Daphnia chevreuxi Richard, 1896; Daphnia chilensis (Hann, 1986) Daphnia coronata Sars, 1916; Daphnia dadayana Paggi, 1999; Daphnia deserti Gauthier, 1937; Daphnia dolichocephala Sars, 1895; Daphnia ephemeralis (Schwartz & Hebert, 1985) Daphnia exilis Herrick, 1895; Daphnia fusca Gurney, 1907; Daphnia gelida (Brady ...
Your biological age is different from your cronological age, and gives important information about your health. What a new study found about ways to test.
In 2025, Social Security retirees can get a check worth up to $5,108 every single month. According to the Social Security Administration, this is the maximum benefit payment available. It’s also ...
Like all Daphnia species, D. longispina is a filter feeder, collecting particles of about 2 to 40 μm suspended in the water. [5] The main food are green algae. At 20 °C maturity is reached within about 6 to 12 days, followed by a period of regular reproduction in about 3-4 day intervals.