Phenylalanine is required for the production of many of your proteins, but none of your cells are capable of synthesizing this amino acid. What type of metabolic pathway must be responsible for providing this essential amino acid to your cells?

Kala added a spoon of yeast and hot boiling water to knead bread dough, whereas Rupa added warm water to knead the dough with yeast in it. Both of them made bread. Whose bread will be soft? Why?

The butterflies shown below all belong to the same species, but one of them has inherited a rare mutation for blue wings rather than orange wings. The butterflies feed on nectar from orange flowers, and their color acts as camouflage while they feed.

What are the differences between the pubertal growth of girls and boys? select all that apply?

Which object is used to focus light in a light microscope?

Which area of the kidney did you find more blood vessels? A) major calyx B) renal cortex C) renal medulla D) renal capsule

4. Which statement is true of both mitosis and meiosis? Both occur only in reproductive cells. DNA replication occurs before the division of the nucleus. Both are involved in asexual reproduction. The number of chromosomes is reduced by half. 5.

What is the set of steps used to collect information to test a hypothesis called?

W X Urine is carried from the kidneys to the urinary bladder. Urine is temporarily stored before it is released. Y Z Waste products are filtered through nephrons. Urine is carried from the urinary bladder and released outside the body.

Which molecule is incorrectly matched with its monomer? a. nucleic acids; nucleotide b. protein; amino acid c. starch; lipid

Xylem's main function is to transport _[blank]_. amino acids and proteins water and inorganic nutrients sugars and starch fats and oils