Answer:
one cell with two identical nuclei
Answer AND Explanation:
A. haploid generation
- Gametophyte
B. a group of fern sporangia
- sorus
C. develops into a fruit
- ovule
D. develops into a seed
- ovary
E. gametophyte and sporophyte appear to be the same
- isomorphic alternation of generations.
F. contains only stamens
- male flower
G. gametophyte and sporophyte appear to be different
- heteromorphic alternation of generations.
H. diploid generation
- sporophyte
the heart has valves in place to prevent the backflow of blood.
Answer:
Peristalsis
Explanation:
It is name of contractions that is continue throughout our gut and through these contractions food move in our gut
