Which of the Following CANNOT Be Dark Matter

question 22

Multiple Choice

Which of the following CANNOT be dark matter?

• A) axions
• B) positrons
• C) photinos
• D) neutrinos

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Definitions:

Embryo

The early developmental stage of a multicellular organism following fertilization and prior to fetal development.

Pregnancy

The condition of having a developing embryo or fetus in the uterus, marked by various physical and hormonal changes.

Third Trimester

The final stage of pregnancy, spanning from week 28 to birth, characterized by significant fetal growth and bodily changes in preparation for childbirth.

Miscarriage

is the spontaneous loss of a pregnancy before the fetus is able to survive outside the womb, typically before 20 weeks of gestation.