The phrase "amount and proportion" is correct and usable in written English.
It can be used when discussing quantities and their relative sizes in various contexts, such as statistics, cooking, or resource allocation.
Example: "The amount and proportion of ingredients used in the recipe will affect the final taste of the dish."
Alternatives: "quantity and ratio" or "volume and share".
The amount and proportion of open-ended questions they used increased dramatically after training.
No mention is made of the amount and proportion of taxes he might have paid to Angola, Russia, the United States and Israel.
Efficient milk protein synthesis requires that the essential AA be presented to the mammary gland in the right amount and proportion to maximize protein synthesis and minimize losses.
For purposes of this subparagraph, the term "Federal banking agency" shall have the same meaning as the term "appropriate Federal banking agency" in section 1813 q) of title 12. with respect to the registered person and its associated persons, on a consolidated basis, the amount and proportion of assets devoted to, and revenues derived from, activities in the United States securities markets.
The aim of this study was to first, map infrastructure hazard areas in the Northern Hemisphere's permafrost regions at unprecedentedly high (~1 km) spatial resolution under projected climatic changes and second, quantify the amount and proportion of engineering structures in areas where ground subsidence and loss of structural bearing capacity could damage infrastructure by 2050.
Whole-body partitioning of N was measured in a subset of cows (n = 9), and both the daily amount and proportion of N consumed that was excreted in feces and urine increased as the proportion of red clover silage in the diet increased.
For example, inappropriate expression of many of the genes required for cell division show reduced toxicity when coexpressed with pZAQ, a plasmid that expresses ftsZ, ftsA and ftsQ in amounts and proportions that allow cell division to continue [ 16- 18].
Each dye package should come with directions listing specific amounts and proportions of dye to water.
The amount and relative proportion of Cd desorbed from the roots using this protocol was dependent on both exposure time and Cd concentration.
Although mTOR is conserved throughout evolution, the amount and functional proportion of mTOR activity may vary across the species, critically contributing to the determination of brain size.
