Answer:
A. Lancelet
B. All chordates
Explanation:
A. Dorsal nerve chord is the only <u>unique feature</u> among all members of <u>phylum chordata</u> (mainly found in subphylum Vertebrata). In the given list, only lacelet is the Chordate whereas <u>snail belongs to phylum Mollusca</u>, <u>grasshopper belongs to Arthropda</u>, and <u>jellyfish belongs to Cnidaria</u>. Dorsal nerve cord runs along the length of organism's body.
B. <u>Gill slits</u> are <u>opening structures</u> to gills through which water passes from pharynx/throat to exterior. Their main purpose is to help filter the food particles available in surrounding water. Although they are typical for amphibians and fishes, chordates also possess gill slits at embryonic stages.
I won’t be willing to eat this altered genetically crops because they are much harmful to humans. For example some links term genetically crops do gluten disorders that affect millions of Americans. Again there are multiple toxins which are from genetically altered crops which detect in real and fetal blood.
Negatives.
Genetically altered crops have got DNA and can be transferred to people who eat them.
Genetically altered crops can cause modified corn to rat tumours.
They cause human breast cancers induced by glyphosate via estrogen receptors.
In pigs genetically crops cause severe stomach inflammation and enlarged uteri.
The answer is bacterial cell
