Which causes a drop in female hormone levels?

the onset of the menstrual flow

if an egg is released from the ovary

if the uterine wall thickens

if the egg is not fertilized

What 3 factors are likely to contribute to obesity in a typical 10-year-old child?

The ATP molecule used in biochemical reactions is most similar in function to which of the following a house key be shipping crate see rechargeable battery or D copy machine

Ribosomes are made up of two subunits. each subunit is made up of rna molecules (rrna) and proteins. which cell structure is responsible for making the rna molecules that will eventually become part of the ribosomes? a. endoplasmic reticulum b.

Who described the atom as negative charges scattered through a positive charges?

What is always forbidden in the lab

In wild, tigers eat all parts of their prey. Including bones. In zoos they develop bone problems when they are fed only flesh? Why?

Tissues and organs worksheet answers describe the basic components of a tissue

what is it called when a scientists personal opinion affects the way experimental results are reported A. bias B. curiousity C. inductive reasoning D. deductive reasoning

Which trophic level does a fish represent in food chain? Algae-> mosquito larva->dragonfly larve-> fish-> man A Tertiary B Secondary C Detritus

Which process produces a greater number of offspring?