Formation of gymnosperm seeds
How the gymnosperm seeds are formed? What are the ploidies of structures which composed of the seeds?
Expert
Their seeds are formed through the differentiation of megasporangia inside the female strobiles (cones). After an oosphere gets fecundated, female gametophyte creates the haploid (n) primary endosperm, a nutritive tissue which covers the embryo and the covering of megasporangium turns into the diploid (2n) seed shell.
Write the function of antidiuretic hormone? Where it made and which is the stimulus which increase or decrease its secretion?
Knowledge management as acquiring and storing information: treating knowledge as a tangible asset, this approach to KM mainly employs technology, specifically information technology, to acquire and store information to be drawn upon by management decision makers and o
How breathing process is able to correct the acidosis?
Define the term biopolymers?
Do bacteria cells include nucleus? Illustrate.
Write down the target organs of hormones?
During the past 12 years, scientists have been exposing stands of aspen and birch to elevated levels of atmospheric O? at a facility (Aspen FACE) near Rhinelander, WI. The relative effects of O? exposure on stand growth has varied considerably am
Write down the cellular structure in which mRNA molecules bind to start protein synthesis?
How distinct are the swimming strategies in chondrichthyes and in osteichthyes? Why do sharks require agitating their body to swim whereas bony fishes do not?
Define attenuation? Briefly explain it.
18,76,764
1947127 Asked
3,689
Active Tutors
1446530
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!