How did the scientists successfully turn skin muscles into beating heart muscles?

Which one of the following is not true about cortical reactions

Which plant hormone is crucial for providing positional information during plant development?

On basis of different evidence which one is the closest algal relative of plants?

If plants and insects both existed for the first 300 million years after plants first evolved, why was pollination by insects not common in that period, as it is today?

Identify the characteristic feature of lycophytes?

The multicellular male sex organs of bryophytes are known as _____, and they produce ____ through mitosis.

Fungi evolved a variety of spore discharge processes to make their reproduction successful. One of these strategies includes "squirt guns" which are most common in the Ascomycota and Zygomycota. What makes the spores of these fungi groups discharge at high speeds?

Which of the following combinations of a phylum and its description is incorrect?

Nematocysts in jellyfish and corals are an example of ___________.

Lophophorates have lopophores which surround their ______.

Why is Drosophila used as a model organism for many human genetic disorders?

Which unique water vascular system structure in echinoderms is primarily involved in locomotion and feeding?

Read the following statements about deuterostomes carefully, and then identify which ones are correct.  

P. In deuterostomes, the blastopore develops into an anus.  

Q. Deuterostomes are triploblastic.  

R. Deuterostomes have radial symmetry.  

S. Deuterostomes are pseudocoelemates.

Which of the following classes of organisms is/are endothermic?

The following are members of the apes except: