[Answered] Oxygen first began to accumulate in Earth's atmosphere as a result of ___

This topic contains a solution. Click here to go to the answer

Author Question: Oxygen first began to accumulate in Earth's atmosphere as a result of ____. A) biosynthesis B) ... (Read 55 times)

SAVANNAHHOOPER23

Hero Member
Posts: 542

on: Aug 22, 2018

Oxygen first began to accumulate in Earth's atmosphere as a result of ____.
A) biosynthesis
B) cellular respiration
C) methane synthesis
D) photosynthesis

Question 2

The amount of heat generated does not always indicate a higher temperature.
Indicate whether the statement is true or false

Need homework help now?

Ask unlimited questions for free

Ask a Question

Marked as best answer by a Subject Expert

abctaiwan

Sr. Member
Posts: 355

Reply #1 on: Aug 22, 2018

Answer to Question 1

D

Answer to Question 2

True

SAVANNAHHOOPER23

Member
Posts: 542

Reply 2 on: Aug 22, 2018

Wow, this really help

AmberC1996

Member
Posts: 317

Reply 3 on: Yesterday

Gracias!

« previous next »

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.