At present there are four phyla in the domain Bacteria
Indicate whether the statement is true or false.
Answer: FALSE
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Refer to the cladogram below. Which synapomorphy is common to the lizard and rabbit but not the salmon?
A. Notochord.
B. Vertebrae.
C. Tetrapod locomotion.
D. Mammary glands.
Which of the following is an example of mutualism?
a) a clown fish lives inside a sea anemone and is protected by it, while the anemone receives nothing from the clown fish b) a jaguar kills and consumes a gazelle c) a remora fish removes algae and parasites from a shark's skin and receives protection in return d) a wasp paralyzes a caterpillar and lays its egg inside it e) a female cuckoo lays its egg in the nest of a smaller bird, which then raises the cuckoo chick
Neurotransmitter is structurally sub-classified into (i) _________________________.
a) (i) amino acid, amines and peptide b) (i) amino acid, amines and lipid c) (i) amino acid, ions and peptide d) (i) amino acid, sugar and peptide
Which method of DNA repair uses light to repair thymine dimers that have been causes by UV light exposure
What will be an ideal response?