Characteristics tahat are always present in living organisms are

is the movement of molecules from areas of low concentration to areas of high concentration and require energy.

In pea plants, red flowers are dominant over white. a heterozygous red flower is allowed to self polinate. what are the probable genotypic and phenotypic ratios in the offspring of this plant.

Unlike sexual reproduction, asexual reproduction maintains which characteristic of the original cell? A. size B. shape C. number of nuclei D. number of chromosomes

During Anaphase I in Meiosis, what major event takes place Question 25 options: Sister chromatids are pulled apart. Chromosome pairs line up along in the metaphase plate. Chromosome pairs pair up. Chromosome pairs are pulled apart

What do humans release when they breath out

What are restriction enzymes used for in nature?

Material with bits of rocks and once living parts of animals are

Think about a flower growing in your garden you notice that all of the leaves are falling off why is this a problem for the plant

How does polymerase chain reaction make DNA fingerprinting more reliable

A) What are the bases of mRNA coded for by this section of DNA before the mutation? Hint in RNA A pairs with U.