Sexual reproduction
Cohesion
Pregnancy
Implantation
Viviparity
Correct answer is D
No explanation has been provided for this answer.
A characteristic of the phylum coelenterata is that
most of them are marine
they possess a gut with a single opening
they possess numerous pores on their body
they are bilaterally symmetrical
Correct answer is B
No explanation has been provided for this answer.
When a virus is placed in a nonliving medium it
becomes dehydrated
forms spores
forms flagella
becomes crystallized
Correct answer is D
No explanation has been provided for this answer.
Some of the major elements required by plants are
Potassium, nitrogen, phosphorus, sodium, calcium
Nitrogen, phosphorus, molybdenum, sodium, calcium
Potassium, phosphorus, molybdenum, sodium, calcium
Potassium, nitrogen, iron , sodium, calcium
Potassium, nitrogen, phosphorus, silicon, cadmium
Correct answer is A
No explanation has been provided for this answer.
Which of these animals is NOT metamerically segmented?
Tapeworm
Earthworm
Centipede
Crayfish
Shark
Correct answer is E
No explanation has been provided for this answer.