Why is it diagram 4 because I need to explain my answer to?

Blood, made up of red and white blood cells, work together to form

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals