#biology

The movement of the calcium ions into certain cells is most likely due to

Living Environment Regent August 2019 Base your answers to questions 36 through 39 on the information and photograph below and on your...

Which group of organisms in an ecosystem fills the niche of recycling organic matter back to the env

Which group of organisms in an ecosystem fills the niche of recycling organic matter back to the environment? August 2019 Biologu Regent...

The placenta secretes progesterone and estrogen during pregnancy. Progesterone is responsible for th

The placenta secretes progesterone and estrogen during pregnancy. Progesterone is responsible for the following functions: • maintains...

An organ, such as a kidney, used for transplant needs to be tested for compatibility with the person

An organ, such as a kidney, used for transplant needs to be tested for compatibility with the person who is to receive the organ. If this...

Protein functional categories and digestion

Proteins are molecules built from amino acids. Proteins make up a large portion of our body and serve extremely important functions....

Digestion and Absorption of Lipids

After being absorbed, long fatty acids come together to reform triacylglycerides and cholesterol esters. Short fatty acids pass directly int

Naming unsaturated fatty acids.

Fatty acids are hydrocarbon chains with carboxylic acid at the end. Unsaturated fatty acids contain one or more double bonds, usually in...

Which statement is an accurate description of genes?

P.S. How are proteins made? DNA is used as a template to make RNA in a process called transcription. RNA is single stranded and has the base

1,020 views0 comments

Which system in a multicellular organism functions most like the cytoplasm in a single- celled organ

Cytoplasm is the fluid that fills the cell and contains all organelles and cell parts. In a multicellular organism, excretion system excret

2,329 views0 comments

The shape of a protein is most directly determined by the

The shape of a protein is most directly determined by the amount of energy available for synthesis of the protein kind and sequence of...

Looking for Chemistry Tutoring?

I tutor all levels of chemistry including general and organic chemistry.