Many years ago it was taught that plants and animals were composed of different materials: plants, of a chemical substance of three elements,- carbon, hydrogen, and oxygen; animals of one of four elements, nitrogen being added to the other three.
It was always understood that plants and animals, though completely contrasted in their higher representatives, approached each other very closely in… - Asa Gray
It was always understood that plants and animals, though completely contrasted in their higher representatives, approached each other very closely in…
- Asa Gray
This view, as a rounded whole and in all its essential elements, has very recently disappeared from science. It died a royal death with Agassiz. - Asa Gray
This view, as a rounded whole and in all its essential elements, has very recently disappeared from science. It died a royal death with Agassiz.
We have spoken of beings so low in the scale that the individuals throughout their whole existence are not sufficiently specialized to be distinctive… - Asa Gray
We have spoken of beings so low in the scale that the individuals throughout their whole existence are not sufficiently specialized to be distinctive…
I accept extinction as best explaining disjoined species. I see that the same cause must have reduced many species of great range to small, and that … - Asa Gray
I accept extinction as best explaining disjoined species. I see that the same cause must have reduced many species of great range to small, and that …
In short, the animal and vegetable lines, diverging widely above, join below in a loop. - Asa Gray
In short, the animal and vegetable lines, diverging widely above, join below in a loop.
We have really, that I know of, no philosophical basis for high and low. Moreover, the vegetable kingdom does not culminate, as the animal kingdom do… - Asa Gray
We have really, that I know of, no philosophical basis for high and low. Moreover, the vegetable kingdom does not culminate, as the animal kingdom do…
Yes, it is true that there are times when you do wonder if things are worth it but usually those moments pass as soon as they have come. - Asa Gray
Yes, it is true that there are times when you do wonder if things are worth it but usually those moments pass as soon as they have come.
Natural selection is not the wind which propels the vessel, but the rudder which, by friction, now on this side and now on that, shapes the course. - Asa Gray
Natural selection is not the wind which propels the vessel, but the rudder which, by friction, now on this side and now on that, shapes the course.
Next it was found that it was physiologically and structurally the same in the plant, that it was the living part of the plant, that which manifested… - Asa Gray
Next it was found that it was physiologically and structurally the same in the plant, that it was the living part of the plant, that which manifested…
Login to join the discussion
Login to join the discussion