Pl help me... Which of the following processes add methane (CH4) to the atmosphere?
A. Breakdown of plant and animal remains in the soil.
B. Leakage from natural gas pipelines.
C. Food digestion by land animals.
D. All of the above.

I would give brainliest to the person who answers first.

Again plz help me

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u

a plastic spoon that has a temperature of 78° f is placed into a bowl of soup that has a temperature of 84° f. which of these correctly describes what will happen?

energy as heat moves from the soup to the spoon.