Often, we can cause the exchange of electrons, which creates charge.
For example, rubbing a rubber comb with a wool cloth will create charge on the comb, and it will attract small bits of paper.
The answer is B i took the test and it was B trust me
Explanation:
a plant body that is not differentiated into stem and leaves and lacks true roots and a vascular system. hence spirogyra called a thallus.
Spirogyra is an example of Green algae , thus it prepare its own food by process of photosynthesis in presence of sunlight and chlorophyll.So, its nutrition type is Autorophic.
The correct answer is signal transduction.
Signal transduction also called cell signaling refers to the conduction of molecular signals from the external of the cell to its internal. The signals perceived by the cells must be conducted efficiently into the cell to make sure an effective response. This step is stimulated by cell-surface receptors.
There are three phases in the procedure of communication or cell signaling, that is, reception, transduction, and response.
d is https://www.google.com/search?sa=G&hl=en&q=figure+7+1+cell&tbm=isch&tbs=simg:CAQSkwEJ-e6n9D0E6xMahwELEKjU2AQaAAwLELCMpwgaYgpgCAMSKKYThwirE6EKoAqJCKcTiAOoE5YIxj3WPcU9mim-PZw9-T3hM5092T0aMK7ka_1bjmvEGlCdzX8kUaWyiRf1A_1Q_1pp8iPlhHZw02CyIhWy4AVlnDdcxTY1c03QSAEDAsQjq7-CBoKCggIARIEPrGIpww&ved=0ahUKEwij_sjoqvjhAhUJP60KHViVCUMQwg4IKCgA