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Which of the following techniques can be used to separate a homogeneous mixture into its component parts?

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Separation by density

Use magnetism

What do proteins, nucleic acidic and carbohydrates have in common

How do scientists know that DNA codes for proteins, and those proteins are shown in our traits?

The photosynthetic pigment that is essential for the process to occur is:

Leaf veins consist of __ tissue and support tissue. a. meristern b. ground c. vascular d. spine which one is it

What role does pattern recognition play in science? A it allows theories to be accepted more quickly as truth B it enables us to imagine living 10,000 years ago as hunter-gatherers C it allows for testing more than one variable at a time D it allows

The life cycle of nonvascular plants includes an alternation of generations between a a. diploid sporophyte and a diploid gametophyte. b. haploid sporophyte and a haploid gametophyte. c. diploid sporophyte and a haploid gametophyte. d.

In order to make new nucleic acids your body needs food that contains carbon, hydrogen, and oxygen as well as A) sodium & chlorine B) acids & bases C) potassium & calcium D) nitrogen & phosphorus

Which of the following is the term used to describe a body resistance to change in motion

A particular gene can have 2 forms, called alleles. Which statement best describes the difference between the dominant allele and the recessive allele?

Skeletal muscle is often replaced with a dense irregular connective tissue when the muscle is damaged, leading to what is commonly known as scar tissue.