Biology, 21.07.2019 09:00 gabrielar80
Skeletons of early vertebrates were composed of cartilage instead of bone. which characteristic does cartilage share with notochords? a. it is hard and rigid. b. it is soft and flexible. c. it contracts. d. oxygen can diffuse through it
Answers: 2
Another question on Biology
Biology, 21.06.2019 15:10
How many variables are altered in a good experiment? a.1 b.0 c.2 d.3
Answers: 2
Biology, 21.06.2019 20:00
Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport
Answers: 1
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
Biology, 22.06.2019 02:00
Consider the skeleton. which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton
Answers: 3
You know the right answer?
Skeletons of early vertebrates were composed of cartilage instead of bone. which characteristic does...
Questions
Mathematics, 25.07.2019 18:30
Mathematics, 25.07.2019 18:30
Social Studies, 25.07.2019 18:30
Business, 25.07.2019 18:30
History, 25.07.2019 18:30
Biology, 25.07.2019 18:30
Chemistry, 25.07.2019 18:30
