dolphins
fish
baleen whales
clams
sponges
2 Nature created the first cell.
3 The first cell originated spontaneously.
4 This postulate of cell theory is false.
Answer:
option 2 and 3 are seems to be correct.
Explanation:
according to our studies the options and 3 are seems to bee correct because the first cell was created by nature not by man or any other organism and the term spontaneously also look to be true. so my answer is that options 2 and 3 are correct.
The process of photosynthesis, where plants convert sunlight into chemical energy, is best described by the life characteristic of 'Energy Processing'. This process has played a vital role in the evolution of life on Earth.
The characteristic of life that best describes the process of photosynthesis is 'Energy Processing'. During photosynthesis, plants and other photosynthetic autotrophs convert light energy from the sun into chemical energy in the form of glucose, a type of sugar. The equation for photosynthesis is 6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2.
This process not only provides energy for the plant itself, but it also transfers energy up the food chain when plants are consumed by animals. Furthermore, the photosynthesis process releases oxygen as a by-product, which is essential for many forms of terrestrial life.
This transformation of energy was crucial in the evolution of life on Earth, as it allowed living organisms to access an abundance of energy and develop diverse biological structures and functions.
#SPJ12
Answer:
The correct answer is option b. "Guppy color patterns would change; guppies would produce fewer but larger offspring; the nitrogen excretion rate would increase and the rate of growth of primary producers such as algae would increase".
Explanation:
The Trinidadian guppy is a species of fish with the scientific name Poecilia reticulata. Just like almost all species, its population is regulated for multiple factors, one of them being the presence of predators. The removal of Trinidadian guppy predators would result in multiple consequences:
- Guppy color patterns would change. The fish have a complex coloration determined largely by predation avoidance.
- Guppies would produce fewer but larger offspring. This adaptation has been proved in an experiment at which the fish was introduced one a low predation environment. The report proved that evolution can take place in less than 10 years.
- The nitrogen excretion rate would increase. It has been reported that predation reduce Trinidadian guppy nitrogen excretion by 40%. Removing the predators will case the nitrogen excretion rate to increase due to an increase in the fish food intake.
- The rate of growth of primary producers such as algae would increase. This is an effect of the increase of nitrogen excretion rate, which benefits algae population to growth.